20234320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 49996800

約数和(自身を除く): 29762480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 199, 205, 248, 310, 328, 398, 410, 496, 620, 656, 796, 820, 995, 1240, 1271, 1592, 1640, 1990, 2480, 2542, 3184, 3280, 3980, 5084, 6169, 6355, 7960, 8159, 10168, 12338, 12710, 15920, 16318, 20336, 24676, 25420, 30845, 32636, 40795, 49352, 50840, 61690, 65272, 81590, 98704, 101680, 123380, 130544, 163180, 246760, 252929, 326360, 493520, 505858, 652720, 1011716, 1264645, 2023432, 2529290, 4046864, 5058580, 10117160, 20234320]

約数ペア:

[(1, 20234320), (2, 10117160), (4, 5058580), (5, 4046864), (8, 2529290), (10, 2023432), (16, 1264645), (20, 1011716), (31, 652720), (40, 505858), (41, 493520), (62, 326360), (80, 252929), (82, 246760), (124, 163180), (155, 130544), (164, 123380), (199, 101680), (205, 98704), (248, 81590), (310, 65272), (328, 61690), (398, 50840), (410, 49352), (496, 40795), (620, 32636), (656, 30845), (796, 25420), (820, 24676), (995, 20336), (1240, 16318), (1271, 15920), (1592, 12710), (1640, 12338), (1990, 10168), (2480, 8159), (2542, 7960), (3184, 6355), (3280, 6169), (3980, 5084)]