460656820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{8017}}^1$

素因数の和:8069

約数の個数: 72

約数和(自身を含む): 1109274264

約数和(自身を除く): 648617444

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1690, 2210, 2873, 3380, 4420, 5746, 8017, 11492, 14365, 16034, 28730, 32068, 40085, 57460, 80170, 104221, 136289, 160340, 208442, 272578, 416884, 521105, 545156, 681445, 1042210, 1354873, 1362890, 1771757, 2084420, 2709746, 2725780, 3543514, 5419492, 6774365, 7087028, 8858785, 13548730, 17717570, 23032841, 27097460, 35435140, 46065682, 92131364, 115164205, 230328410, 460656820]

約数ペア:

[(1, 460656820), (2, 230328410), (4, 115164205), (5, 92131364), (10, 46065682), (13, 35435140), (17, 27097460), (20, 23032841), (26, 17717570), (34, 13548730), (52, 8858785), (65, 7087028), (68, 6774365), (85, 5419492), (130, 3543514), (169, 2725780), (170, 2709746), (221, 2084420), (260, 1771757), (338, 1362890), (340, 1354873), (442, 1042210), (676, 681445), (845, 545156), (884, 521105), (1105, 416884), (1690, 272578), (2210, 208442), (2873, 160340), (3380, 136289), (4420, 104221), (5746, 80170), (8017, 57460), (11492, 40085), (14365, 32068), (16034, 28730)]