1637743960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{12479}}^1$

素因数の和:12700

約数の個数: 64

約数和(自身を含む): 3922214400

約数和(自身を除く): 2284470440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 193, 340, 386, 680, 772, 965, 1544, 1930, 3281, 3860, 6562, 7720, 12479, 13124, 16405, 24958, 26248, 32810, 49916, 62395, 65620, 99832, 124790, 131240, 212143, 249580, 424286, 499160, 848572, 1060715, 1697144, 2121430, 2408447, 4242860, 4816894, 8485720, 9633788, 12042235, 19267576, 24084470, 40943599, 48168940, 81887198, 96337880, 163774396, 204717995, 327548792, 409435990, 818871980, 1637743960]

約数ペア:

[(1, 1637743960), (2, 818871980), (4, 409435990), (5, 327548792), (8, 204717995), (10, 163774396), (17, 96337880), (20, 81887198), (34, 48168940), (40, 40943599), (68, 24084470), (85, 19267576), (136, 12042235), (170, 9633788), (193, 8485720), (340, 4816894), (386, 4242860), (680, 2408447), (772, 2121430), (965, 1697144), (1544, 1060715), (1930, 848572), (3281, 499160), (3860, 424286), (6562, 249580), (7720, 212143), (12479, 131240), (13124, 124790), (16405, 99832), (24958, 65620), (26248, 62395), (32810, 49916)]