18750340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 108

約数和(自身を含む): 49254156

約数和(自身を除く): 30503816

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 53, 70, 76, 95, 98, 106, 133, 140, 190, 196, 212, 245, 265, 266, 361, 371, 380, 490, 530, 532, 665, 722, 742, 931, 980, 1007, 1060, 1330, 1444, 1484, 1805, 1855, 1862, 2014, 2527, 2597, 2660, 3610, 3710, 3724, 4028, 4655, 5035, 5054, 5194, 7049, 7220, 7420, 9310, 10070, 10108, 10388, 12635, 12985, 14098, 17689, 18620, 19133, 20140, 25270, 25970, 28196, 35245, 35378, 38266, 49343, 50540, 51940, 70490, 70756, 76532, 88445, 95665, 98686, 133931, 140980, 176890, 191330, 197372, 246715, 267862, 353780, 382660, 493430, 535724, 669655, 937517, 986860, 1339310, 1875034, 2678620, 3750068, 4687585, 9375170, 18750340]

約数ペア:

[(1, 18750340), (2, 9375170), (4, 4687585), (5, 3750068), (7, 2678620), (10, 1875034), (14, 1339310), (19, 986860), (20, 937517), (28, 669655), (35, 535724), (38, 493430), (49, 382660), (53, 353780), (70, 267862), (76, 246715), (95, 197372), (98, 191330), (106, 176890), (133, 140980), (140, 133931), (190, 98686), (196, 95665), (212, 88445), (245, 76532), (265, 70756), (266, 70490), (361, 51940), (371, 50540), (380, 49343), (490, 38266), (530, 35378), (532, 35245), (665, 28196), (722, 25970), (742, 25270), (931, 20140), (980, 19133), (1007, 18620), (1060, 17689), (1330, 14098), (1444, 12985), (1484, 12635), (1805, 10388), (1855, 10108), (1862, 10070), (2014, 9310), (2527, 7420), (2597, 7220), (2660, 7049), (3610, 5194), (3710, 5054), (3724, 5035), (4028, 4655)]