385936360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16381}}^1$

素因数の和:16442

約数の個数: 64

約数和(自身を含む): 943603200

約数和(自身を除く): 557666840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 11780, 16381, 23560, 32762, 65524, 81905, 131048, 163810, 311239, 327620, 507811, 622478, 655240, 1015622, 1244956, 1556195, 2031244, 2489912, 2539055, 3112390, 4062488, 5078110, 6224780, 9648409, 10156220, 12449560, 19296818, 20312440, 38593636, 48242045, 77187272, 96484090, 192968180, 385936360]

約数ペア:

[(1, 385936360), (2, 192968180), (4, 96484090), (5, 77187272), (8, 48242045), (10, 38593636), (19, 20312440), (20, 19296818), (31, 12449560), (38, 10156220), (40, 9648409), (62, 6224780), (76, 5078110), (95, 4062488), (124, 3112390), (152, 2539055), (155, 2489912), (190, 2031244), (248, 1556195), (310, 1244956), (380, 1015622), (589, 655240), (620, 622478), (760, 507811), (1178, 327620), (1240, 311239), (2356, 163810), (2945, 131048), (4712, 81905), (5890, 65524), (11780, 32762), (16381, 23560)]