8991400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 23525280

約数和(自身を除く): 14533880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 61, 67, 88, 100, 110, 122, 134, 200, 220, 244, 268, 275, 305, 335, 440, 488, 536, 550, 610, 670, 671, 737, 1100, 1220, 1340, 1342, 1474, 1525, 1675, 2200, 2440, 2680, 2684, 2948, 3050, 3350, 3355, 3685, 4087, 5368, 5896, 6100, 6700, 6710, 7370, 8174, 12200, 13400, 13420, 14740, 16348, 16775, 18425, 20435, 26840, 29480, 32696, 33550, 36850, 40870, 44957, 67100, 73700, 81740, 89914, 102175, 134200, 147400, 163480, 179828, 204350, 224785, 359656, 408700, 449570, 817400, 899140, 1123925, 1798280, 2247850, 4495700, 8991400]

約数ペア:

[(1, 8991400), (2, 4495700), (4, 2247850), (5, 1798280), (8, 1123925), (10, 899140), (11, 817400), (20, 449570), (22, 408700), (25, 359656), (40, 224785), (44, 204350), (50, 179828), (55, 163480), (61, 147400), (67, 134200), (88, 102175), (100, 89914), (110, 81740), (122, 73700), (134, 67100), (200, 44957), (220, 40870), (244, 36850), (268, 33550), (275, 32696), (305, 29480), (335, 26840), (440, 20435), (488, 18425), (536, 16775), (550, 16348), (610, 14740), (670, 13420), (671, 13400), (737, 12200), (1100, 8174), (1220, 7370), (1340, 6710), (1342, 6700), (1474, 6100), (1525, 5896), (1675, 5368), (2200, 4087), (2440, 3685), (2680, 3355), (2684, 3350), (2948, 3050)]