3519872020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1361

約数の個数: 96

約数和(自身を含む): 8612948736

約数和(自身を除く): 5093076716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 641, 643, 854, 1220, 1282, 1286, 1708, 2135, 2564, 2572, 3205, 3215, 4270, 4487, 4501, 6410, 6430, 8540, 8974, 9002, 12820, 12860, 17948, 18004, 22435, 22505, 39101, 39223, 44870, 45010, 78202, 78446, 89740, 90020, 156404, 156892, 195505, 196115, 273707, 274561, 391010, 392230, 412163, 547414, 549122, 782020, 784460, 824326, 1094828, 1098244, 1368535, 1372805, 1648652, 2060815, 2737070, 2745610, 2885141, 4121630, 5474140, 5491220, 5770282, 8243260, 11540564, 14425705, 25141943, 28851410, 50283886, 57702820, 100567772, 125709715, 175993601, 251419430, 351987202, 502838860, 703974404, 879968005, 1759936010, 3519872020]

約数ペア:

[(1, 3519872020), (2, 1759936010), (4, 879968005), (5, 703974404), (7, 502838860), (10, 351987202), (14, 251419430), (20, 175993601), (28, 125709715), (35, 100567772), (61, 57702820), (70, 50283886), (122, 28851410), (140, 25141943), (244, 14425705), (305, 11540564), (427, 8243260), (610, 5770282), (641, 5491220), (643, 5474140), (854, 4121630), (1220, 2885141), (1282, 2745610), (1286, 2737070), (1708, 2060815), (2135, 1648652), (2564, 1372805), (2572, 1368535), (3205, 1098244), (3215, 1094828), (4270, 824326), (4487, 784460), (4501, 782020), (6410, 549122), (6430, 547414), (8540, 412163), (8974, 392230), (9002, 391010), (12820, 274561), (12860, 273707), (17948, 196115), (18004, 195505), (22435, 156892), (22505, 156404), (39101, 90020), (39223, 89740), (44870, 78446), (45010, 78202)]