17805840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 59906880

約数和(自身を除く): 42101040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 439, 507, 520, 624, 676, 780, 845, 878, 1014, 1040, 1317, 1352, 1560, 1690, 1756, 2028, 2195, 2535, 2634, 2704, 3120, 3380, 3512, 4056, 4390, 5070, 5268, 5707, 6585, 6760, 7024, 8112, 8780, 10140, 10536, 11414, 13170, 13520, 17121, 17560, 20280, 21072, 22828, 26340, 28535, 34242, 35120, 40560, 45656, 52680, 57070, 68484, 74191, 85605, 91312, 105360, 114140, 136968, 148382, 171210, 222573, 228280, 273936, 296764, 342420, 370955, 445146, 456560, 593528, 684840, 741910, 890292, 1112865, 1187056, 1369680, 1483820, 1780584, 2225730, 2967640, 3561168, 4451460, 5935280, 8902920, 17805840]

約数ペア:

[(1, 17805840), (2, 8902920), (3, 5935280), (4, 4451460), (5, 3561168), (6, 2967640), (8, 2225730), (10, 1780584), (12, 1483820), (13, 1369680), (15, 1187056), (16, 1112865), (20, 890292), (24, 741910), (26, 684840), (30, 593528), (39, 456560), (40, 445146), (48, 370955), (52, 342420), (60, 296764), (65, 273936), (78, 228280), (80, 222573), (104, 171210), (120, 148382), (130, 136968), (156, 114140), (169, 105360), (195, 91312), (208, 85605), (240, 74191), (260, 68484), (312, 57070), (338, 52680), (390, 45656), (439, 40560), (507, 35120), (520, 34242), (624, 28535), (676, 26340), (780, 22828), (845, 21072), (878, 20280), (1014, 17560), (1040, 17121), (1317, 13520), (1352, 13170), (1560, 11414), (1690, 10536), (1756, 10140), (2028, 8780), (2195, 8112), (2535, 7024), (2634, 6760), (2704, 6585), (3120, 5707), (3380, 5268), (3512, 5070), (4056, 4390)]