1396155280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{4289}}^1$

素因数の和:4628

約数の個数: 80

約数和(自身を含む): 3507744240

約数和(自身を除く): 2111588960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 313, 520, 626, 1040, 1252, 1565, 2504, 3130, 4069, 4289, 5008, 6260, 8138, 8578, 12520, 16276, 17156, 20345, 21445, 25040, 32552, 34312, 40690, 42890, 55757, 65104, 68624, 81380, 85780, 111514, 162760, 171560, 223028, 278785, 325520, 343120, 446056, 557570, 892112, 1115140, 1342457, 2230280, 2684914, 4460560, 5369828, 6712285, 10739656, 13424570, 17451941, 21479312, 26849140, 34903882, 53698280, 69807764, 87259705, 107396560, 139615528, 174519410, 279231056, 349038820, 698077640, 1396155280]

約数ペア:

[(1, 1396155280), (2, 698077640), (4, 349038820), (5, 279231056), (8, 174519410), (10, 139615528), (13, 107396560), (16, 87259705), (20, 69807764), (26, 53698280), (40, 34903882), (52, 26849140), (65, 21479312), (80, 17451941), (104, 13424570), (130, 10739656), (208, 6712285), (260, 5369828), (313, 4460560), (520, 2684914), (626, 2230280), (1040, 1342457), (1252, 1115140), (1565, 892112), (2504, 557570), (3130, 446056), (4069, 343120), (4289, 325520), (5008, 278785), (6260, 223028), (8138, 171560), (8578, 162760), (12520, 111514), (16276, 85780), (17156, 81380), (20345, 68624), (21445, 65104), (25040, 55757), (32552, 42890), (34312, 40690)]