20004390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 60181056

約数和(自身を除く): 40176666

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 113, 126, 210, 226, 281, 315, 339, 562, 565, 630, 678, 791, 843, 1017, 1130, 1405, 1582, 1686, 1695, 1967, 2034, 2373, 2529, 2810, 3390, 3934, 3955, 4215, 4746, 5058, 5085, 5901, 7119, 7910, 8430, 9835, 10170, 11802, 11865, 12645, 14238, 17703, 19670, 23730, 25290, 29505, 31753, 35406, 35595, 59010, 63506, 71190, 88515, 95259, 158765, 177030, 190518, 222271, 285777, 317530, 444542, 476295, 571554, 666813, 952590, 1111355, 1333626, 1428885, 2000439, 2222710, 2857770, 3334065, 4000878, 6668130, 10002195, 20004390]

約数ペア:

[(1, 20004390), (2, 10002195), (3, 6668130), (5, 4000878), (6, 3334065), (7, 2857770), (9, 2222710), (10, 2000439), (14, 1428885), (15, 1333626), (18, 1111355), (21, 952590), (30, 666813), (35, 571554), (42, 476295), (45, 444542), (63, 317530), (70, 285777), (90, 222271), (105, 190518), (113, 177030), (126, 158765), (210, 95259), (226, 88515), (281, 71190), (315, 63506), (339, 59010), (562, 35595), (565, 35406), (630, 31753), (678, 29505), (791, 25290), (843, 23730), (1017, 19670), (1130, 17703), (1405, 14238), (1582, 12645), (1686, 11865), (1695, 11802), (1967, 10170), (2034, 9835), (2373, 8430), (2529, 7910), (2810, 7119), (3390, 5901), (3934, 5085), (3955, 5058), (4215, 4746)]