2118553640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5953}}^1$

素因数の和:6043

約数の個数: 128

約数和(自身を含む): 5761566720

約数和(自身を除く): 3643013080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 124, 140, 155, 164, 205, 217, 248, 280, 287, 310, 328, 410, 434, 574, 620, 820, 868, 1085, 1148, 1240, 1271, 1435, 1640, 1736, 2170, 2296, 2542, 2870, 4340, 5084, 5740, 5953, 6355, 8680, 8897, 10168, 11480, 11906, 12710, 17794, 23812, 25420, 29765, 35588, 41671, 44485, 47624, 50840, 59530, 71176, 83342, 88970, 119060, 166684, 177940, 184543, 208355, 238120, 244073, 333368, 355880, 369086, 416710, 488146, 738172, 833420, 922715, 976292, 1220365, 1291801, 1476344, 1666840, 1708511, 1845430, 1952584, 2440730, 2583602, 3417022, 3690860, 4881460, 5167204, 6459005, 6834044, 7381720, 7566263, 8542555, 9762920, 10334408, 12918010, 13668088, 15132526, 17085110, 25836020, 30265052, 34170220, 37831315, 51672040, 52963841, 60530104, 68340440, 75662630, 105927682, 151325260, 211855364, 264819205, 302650520, 423710728, 529638410, 1059276820, 2118553640]

約数ペア:

[(1, 2118553640), (2, 1059276820), (4, 529638410), (5, 423710728), (7, 302650520), (8, 264819205), (10, 211855364), (14, 151325260), (20, 105927682), (28, 75662630), (31, 68340440), (35, 60530104), (40, 52963841), (41, 51672040), (56, 37831315), (62, 34170220), (70, 30265052), (82, 25836020), (124, 17085110), (140, 15132526), (155, 13668088), (164, 12918010), (205, 10334408), (217, 9762920), (248, 8542555), (280, 7566263), (287, 7381720), (310, 6834044), (328, 6459005), (410, 5167204), (434, 4881460), (574, 3690860), (620, 3417022), (820, 2583602), (868, 2440730), (1085, 1952584), (1148, 1845430), (1240, 1708511), (1271, 1666840), (1435, 1476344), (1640, 1291801), (1736, 1220365), (2170, 976292), (2296, 922715), (2542, 833420), (2870, 738172), (4340, 488146), (5084, 416710), (5740, 369086), (5953, 355880), (6355, 333368), (8680, 244073), (8897, 238120), (10168, 208355), (11480, 184543), (11906, 177940), (12710, 166684), (17794, 119060), (23812, 88970), (25420, 83342), (29765, 71176), (35588, 59530), (41671, 50840), (44485, 47624)]