20222533720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{5641}}^1$

素因数の和:5813

約数の個数: 128

約数和(自身を含む): 49356216000

約数和(自身を除く): 29133682280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 89, 95, 106, 152, 178, 190, 212, 265, 356, 380, 424, 445, 530, 712, 760, 890, 1007, 1060, 1691, 1780, 2014, 2120, 3382, 3560, 4028, 4717, 5035, 5641, 6764, 8056, 8455, 9434, 10070, 11282, 13528, 16910, 18868, 20140, 22564, 23585, 28205, 33820, 37736, 40280, 45128, 47170, 56410, 67640, 89623, 94340, 107179, 112820, 179246, 188680, 214358, 225640, 298973, 358492, 428716, 448115, 502049, 535895, 597946, 716984, 857432, 896230, 1004098, 1071790, 1195892, 1494865, 1792460, 2008196, 2143580, 2391784, 2510245, 2989730, 3584920, 4016392, 4287160, 5020490, 5680487, 5979460, 9538931, 10040980, 11360974, 11958920, 19077862, 20081960, 22721948, 26608597, 28402435, 38155724, 45443896, 47694655, 53217194, 56804870, 76311448, 95389310, 106434388, 113609740, 133042985, 190778620, 212868776, 227219480, 266085970, 381557240, 505563343, 532171940, 1011126686, 1064343880, 2022253372, 2527816715, 4044506744, 5055633430, 10111266860, 20222533720]

約数ペア:

[(1, 20222533720), (2, 10111266860), (4, 5055633430), (5, 4044506744), (8, 2527816715), (10, 2022253372), (19, 1064343880), (20, 1011126686), (38, 532171940), (40, 505563343), (53, 381557240), (76, 266085970), (89, 227219480), (95, 212868776), (106, 190778620), (152, 133042985), (178, 113609740), (190, 106434388), (212, 95389310), (265, 76311448), (356, 56804870), (380, 53217194), (424, 47694655), (445, 45443896), (530, 38155724), (712, 28402435), (760, 26608597), (890, 22721948), (1007, 20081960), (1060, 19077862), (1691, 11958920), (1780, 11360974), (2014, 10040980), (2120, 9538931), (3382, 5979460), (3560, 5680487), (4028, 5020490), (4717, 4287160), (5035, 4016392), (5641, 3584920), (6764, 2989730), (8056, 2510245), (8455, 2391784), (9434, 2143580), (10070, 2008196), (11282, 1792460), (13528, 1494865), (16910, 1195892), (18868, 1071790), (20140, 1004098), (22564, 896230), (23585, 857432), (28205, 716984), (33820, 597946), (37736, 535895), (40280, 502049), (45128, 448115), (47170, 428716), (56410, 358492), (67640, 298973), (89623, 225640), (94340, 214358), (107179, 188680), (112820, 179246)]