28537360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 70566912

約数和(自身を除く): 42029552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 311, 370, 496, 592, 620, 622, 740, 1147, 1240, 1244, 1480, 1555, 2294, 2480, 2488, 2960, 3110, 4588, 4976, 5735, 6220, 9176, 9641, 11470, 11507, 12440, 18352, 19282, 22940, 23014, 24880, 38564, 45880, 46028, 48205, 57535, 77128, 91760, 92056, 96410, 115070, 154256, 184112, 192820, 230140, 356717, 385640, 460280, 713434, 771280, 920560, 1426868, 1783585, 2853736, 3567170, 5707472, 7134340, 14268680, 28537360]

約数ペア:

[(1, 28537360), (2, 14268680), (4, 7134340), (5, 5707472), (8, 3567170), (10, 2853736), (16, 1783585), (20, 1426868), (31, 920560), (37, 771280), (40, 713434), (62, 460280), (74, 385640), (80, 356717), (124, 230140), (148, 192820), (155, 184112), (185, 154256), (248, 115070), (296, 96410), (310, 92056), (311, 91760), (370, 77128), (496, 57535), (592, 48205), (620, 46028), (622, 45880), (740, 38564), (1147, 24880), (1240, 23014), (1244, 22940), (1480, 19282), (1555, 18352), (2294, 12440), (2480, 11507), (2488, 11470), (2960, 9641), (3110, 9176), (4588, 6220), (4976, 5735)]