1173640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 2968560

約数和(自身を除く): 1794920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 61, 65, 74, 104, 122, 130, 148, 185, 244, 260, 296, 305, 370, 481, 488, 520, 610, 740, 793, 962, 1220, 1480, 1586, 1924, 2257, 2405, 2440, 3172, 3848, 3965, 4514, 4810, 6344, 7930, 9028, 9620, 11285, 15860, 18056, 19240, 22570, 29341, 31720, 45140, 58682, 90280, 117364, 146705, 234728, 293410, 586820, 1173640]

約数ペア:

[(1, 1173640), (2, 586820), (4, 293410), (5, 234728), (8, 146705), (10, 117364), (13, 90280), (20, 58682), (26, 45140), (37, 31720), (40, 29341), (52, 22570), (61, 19240), (65, 18056), (74, 15860), (104, 11285), (122, 9620), (130, 9028), (148, 7930), (185, 6344), (244, 4810), (260, 4514), (296, 3965), (305, 3848), (370, 3172), (481, 2440), (488, 2405), (520, 2257), (610, 1924), (740, 1586), (793, 1480), (962, 1220)]