2741830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 6386688

約数和(自身を除く): 3644858

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 131, 161, 182, 230, 262, 299, 322, 455, 598, 655, 805, 910, 917, 1310, 1495, 1610, 1703, 1834, 2093, 2990, 3013, 3406, 4186, 4585, 6026, 8515, 9170, 10465, 11921, 15065, 17030, 20930, 21091, 23842, 30130, 39169, 42182, 59605, 78338, 105455, 119210, 195845, 210910, 274183, 391690, 548366, 1370915, 2741830]

約数ペア:

[(1, 2741830), (2, 1370915), (5, 548366), (7, 391690), (10, 274183), (13, 210910), (14, 195845), (23, 119210), (26, 105455), (35, 78338), (46, 59605), (65, 42182), (70, 39169), (91, 30130), (115, 23842), (130, 21091), (131, 20930), (161, 17030), (182, 15065), (230, 11921), (262, 10465), (299, 9170), (322, 8515), (455, 6026), (598, 4585), (655, 4186), (805, 3406), (910, 3013), (917, 2990), (1310, 2093), (1495, 1834), (1610, 1703)]