20227712780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^4\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1957

約数の個数: 120

約数和(自身を含む): 48014287440

約数和(自身を除く): 27786574660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1331, 1628, 1867, 2035, 2420, 2662, 3734, 4070, 4477, 5324, 6655, 7468, 8140, 8954, 9335, 13310, 14641, 17908, 18670, 20537, 22385, 26620, 29282, 37340, 41074, 44770, 49247, 58564, 69079, 73205, 82148, 89540, 98494, 102685, 138158, 146410, 196988, 205370, 225907, 246235, 276316, 292820, 345395, 410740, 451814, 492470, 541717, 690790, 759869, 903628, 984940, 1083434, 1129535, 1381580, 1519738, 2166868, 2259070, 2484977, 2708585, 3039476, 3799345, 4518140, 4969954, 5417170, 7598690, 8358559, 9939908, 10834340, 12424885, 15197380, 16717118, 24849770, 27334747, 33434236, 41792795, 49699540, 54669494, 83585590, 91944149, 109338988, 136673735, 167171180, 183888298, 273347470, 367776596, 459720745, 546694940, 919441490, 1011385639, 1838882980, 2022771278, 4045542556, 5056928195, 10113856390, 20227712780]

約数ペア:

[(1, 20227712780), (2, 10113856390), (4, 5056928195), (5, 4045542556), (10, 2022771278), (11, 1838882980), (20, 1011385639), (22, 919441490), (37, 546694940), (44, 459720745), (55, 367776596), (74, 273347470), (110, 183888298), (121, 167171180), (148, 136673735), (185, 109338988), (220, 91944149), (242, 83585590), (370, 54669494), (407, 49699540), (484, 41792795), (605, 33434236), (740, 27334747), (814, 24849770), (1210, 16717118), (1331, 15197380), (1628, 12424885), (1867, 10834340), (2035, 9939908), (2420, 8358559), (2662, 7598690), (3734, 5417170), (4070, 4969954), (4477, 4518140), (5324, 3799345), (6655, 3039476), (7468, 2708585), (8140, 2484977), (8954, 2259070), (9335, 2166868), (13310, 1519738), (14641, 1381580), (17908, 1129535), (18670, 1083434), (20537, 984940), (22385, 903628), (26620, 759869), (29282, 690790), (37340, 541717), (41074, 492470), (44770, 451814), (49247, 410740), (58564, 345395), (69079, 292820), (73205, 276316), (82148, 246235), (89540, 225907), (98494, 205370), (102685, 196988), (138158, 146410)]