485957680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{24593}}^1$

素因数の和:24638

約数の個数: 80

約数和(自身を含む): 1280855520

約数和(自身を除く): 794897840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 24593, 49186, 98372, 122965, 196744, 245930, 319709, 393488, 467267, 491860, 639418, 934534, 983720, 1278836, 1598545, 1869068, 1967440, 2336335, 2557672, 3197090, 3738136, 4672670, 5115344, 6074471, 6394180, 7476272, 9345340, 12148942, 12788360, 18690680, 24297884, 25576720, 30372355, 37381360, 48595768, 60744710, 97191536, 121489420, 242978840, 485957680]

約数ペア:

[(1, 485957680), (2, 242978840), (4, 121489420), (5, 97191536), (8, 60744710), (10, 48595768), (13, 37381360), (16, 30372355), (19, 25576720), (20, 24297884), (26, 18690680), (38, 12788360), (40, 12148942), (52, 9345340), (65, 7476272), (76, 6394180), (80, 6074471), (95, 5115344), (104, 4672670), (130, 3738136), (152, 3197090), (190, 2557672), (208, 2336335), (247, 1967440), (260, 1869068), (304, 1598545), (380, 1278836), (494, 983720), (520, 934534), (760, 639418), (988, 491860), (1040, 467267), (1235, 393488), (1520, 319709), (1976, 245930), (2470, 196744), (3952, 122965), (4940, 98372), (9880, 49186), (19760, 24593)]