4016360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 9676800

約数和(自身を除く): 5660440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 79, 82, 124, 155, 158, 164, 205, 248, 310, 316, 328, 395, 410, 620, 632, 790, 820, 1240, 1271, 1580, 1640, 2449, 2542, 3160, 3239, 4898, 5084, 6355, 6478, 9796, 10168, 12245, 12710, 12956, 16195, 19592, 24490, 25420, 25912, 32390, 48980, 50840, 64780, 97960, 100409, 129560, 200818, 401636, 502045, 803272, 1004090, 2008180, 4016360]

約数ペア:

[(1, 4016360), (2, 2008180), (4, 1004090), (5, 803272), (8, 502045), (10, 401636), (20, 200818), (31, 129560), (40, 100409), (41, 97960), (62, 64780), (79, 50840), (82, 48980), (124, 32390), (155, 25912), (158, 25420), (164, 24490), (205, 19592), (248, 16195), (310, 12956), (316, 12710), (328, 12245), (395, 10168), (410, 9796), (620, 6478), (632, 6355), (790, 5084), (820, 4898), (1240, 3239), (1271, 3160), (1580, 2542), (1640, 2449)]