11771920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 29091888

約数和(自身を除く): 17319968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 97, 148, 164, 185, 194, 205, 296, 328, 370, 388, 410, 485, 592, 656, 740, 776, 820, 970, 1480, 1517, 1552, 1640, 1940, 2960, 3034, 3280, 3589, 3880, 3977, 6068, 7178, 7585, 7760, 7954, 12136, 14356, 15170, 15908, 17945, 19885, 24272, 28712, 30340, 31816, 35890, 39770, 57424, 60680, 63632, 71780, 79540, 121360, 143560, 147149, 159080, 287120, 294298, 318160, 588596, 735745, 1177192, 1471490, 2354384, 2942980, 5885960, 11771920]

約数ペア:

[(1, 11771920), (2, 5885960), (4, 2942980), (5, 2354384), (8, 1471490), (10, 1177192), (16, 735745), (20, 588596), (37, 318160), (40, 294298), (41, 287120), (74, 159080), (80, 147149), (82, 143560), (97, 121360), (148, 79540), (164, 71780), (185, 63632), (194, 60680), (205, 57424), (296, 39770), (328, 35890), (370, 31816), (388, 30340), (410, 28712), (485, 24272), (592, 19885), (656, 17945), (740, 15908), (776, 15170), (820, 14356), (970, 12136), (1480, 7954), (1517, 7760), (1552, 7585), (1640, 7178), (1940, 6068), (2960, 3977), (3034, 3880), (3280, 3589)]