1977776040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{401987}}^1$

素因数の和:402042

約数の個数: 64

約数和(自身を含む): 6078058560

約数和(自身を除く): 4100282520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 401987, 803974, 1205961, 1607948, 2009935, 2411922, 3215896, 4019870, 4823844, 6029805, 8039740, 9647688, 12059610, 16079480, 16481467, 24119220, 32962934, 48238440, 49444401, 65925868, 82407335, 98888802, 131851736, 164814670, 197777604, 247222005, 329629340, 395555208, 494444010, 659258680, 988888020, 1977776040]

約数ペア:

[(1, 1977776040), (2, 988888020), (3, 659258680), (4, 494444010), (5, 395555208), (6, 329629340), (8, 247222005), (10, 197777604), (12, 164814670), (15, 131851736), (20, 98888802), (24, 82407335), (30, 65925868), (40, 49444401), (41, 48238440), (60, 32962934), (82, 24119220), (120, 16481467), (123, 16079480), (164, 12059610), (205, 9647688), (246, 8039740), (328, 6029805), (410, 4823844), (492, 4019870), (615, 3215896), (820, 2411922), (984, 2009935), (1230, 1607948), (1640, 1205961), (2460, 803974), (4920, 401987)]