2017527280

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{4373}}^1$

素因数の和:4538

約数の個数: 80

約数和(自身を含む): 4816298880

約数和(自身を除く): 2798771600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 79, 80, 146, 158, 292, 316, 365, 395, 584, 632, 730, 790, 1168, 1264, 1460, 1580, 2920, 3160, 4373, 5767, 5840, 6320, 8746, 11534, 17492, 21865, 23068, 28835, 34984, 43730, 46136, 57670, 69968, 87460, 92272, 115340, 174920, 230680, 319229, 345467, 349840, 461360, 638458, 690934, 1276916, 1381868, 1596145, 1727335, 2553832, 2763736, 3192290, 3454670, 5107664, 5527472, 6384580, 6909340, 12769160, 13818680, 25219091, 25538320, 27637360, 50438182, 100876364, 126095455, 201752728, 252190910, 403505456, 504381820, 1008763640, 2017527280]

約数ペア:

[(1, 2017527280), (2, 1008763640), (4, 504381820), (5, 403505456), (8, 252190910), (10, 201752728), (16, 126095455), (20, 100876364), (40, 50438182), (73, 27637360), (79, 25538320), (80, 25219091), (146, 13818680), (158, 12769160), (292, 6909340), (316, 6384580), (365, 5527472), (395, 5107664), (584, 3454670), (632, 3192290), (730, 2763736), (790, 2553832), (1168, 1727335), (1264, 1596145), (1460, 1381868), (1580, 1276916), (2920, 690934), (3160, 638458), (4373, 461360), (5767, 349840), (5840, 345467), (6320, 319229), (8746, 230680), (11534, 174920), (17492, 115340), (21865, 92272), (23068, 87460), (28835, 69968), (34984, 57670), (43730, 46136)]