2049273320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 4981616640

約数和(自身を除く): 2932343320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 83, 92, 94, 115, 166, 184, 188, 230, 235, 332, 376, 415, 460, 470, 571, 664, 830, 920, 940, 1081, 1142, 1660, 1880, 1909, 2162, 2284, 2855, 3320, 3818, 3901, 4324, 4568, 5405, 5710, 7636, 7802, 8648, 9545, 10810, 11420, 13133, 15272, 15604, 19090, 19505, 21620, 22840, 26266, 26837, 31208, 38180, 39010, 43240, 47393, 52532, 53674, 65665, 76360, 78020, 89723, 94786, 105064, 107348, 131330, 134185, 156040, 179446, 189572, 214696, 236965, 262660, 268370, 358892, 379144, 448615, 473930, 525320, 536740, 617251, 717784, 897230, 947860, 1073480, 1090039, 1234502, 1794460, 1895720, 2180078, 2227471, 2469004, 3086255, 3588920, 4360156, 4454942, 4938008, 5450195, 6172510, 8720312, 8909884, 10900390, 11137355, 12345020, 17819768, 21800780, 22274710, 24690040, 43601560, 44549420, 51231833, 89098840, 102463666, 204927332, 256159165, 409854664, 512318330, 1024636660, 2049273320]

約数ペア:

[(1, 2049273320), (2, 1024636660), (4, 512318330), (5, 409854664), (8, 256159165), (10, 204927332), (20, 102463666), (23, 89098840), (40, 51231833), (46, 44549420), (47, 43601560), (83, 24690040), (92, 22274710), (94, 21800780), (115, 17819768), (166, 12345020), (184, 11137355), (188, 10900390), (230, 8909884), (235, 8720312), (332, 6172510), (376, 5450195), (415, 4938008), (460, 4454942), (470, 4360156), (571, 3588920), (664, 3086255), (830, 2469004), (920, 2227471), (940, 2180078), (1081, 1895720), (1142, 1794460), (1660, 1234502), (1880, 1090039), (1909, 1073480), (2162, 947860), (2284, 897230), (2855, 717784), (3320, 617251), (3818, 536740), (3901, 525320), (4324, 473930), (4568, 448615), (5405, 379144), (5710, 358892), (7636, 268370), (7802, 262660), (8648, 236965), (9545, 214696), (10810, 189572), (11420, 179446), (13133, 156040), (15272, 134185), (15604, 131330), (19090, 107348), (19505, 105064), (21620, 94786), (22840, 89723), (26266, 78020), (26837, 76360), (31208, 65665), (38180, 53674), (39010, 52532), (43240, 47393)]