671614.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 18280080

約数和(自身を除く): 10889320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 233, 244, 260, 305, 466, 488, 520, 610, 793, 932, 1165, 1220, 1586, 1864, 2330, 2440, 3029, 3172, 3965, 4660, 6058, 6344, 7930, 9320, 12116, 14213, 15145, 15860, 24232, 28426, 30290, 31720, 56852, 60580, 71065, 113704, 121160, 142130, 184769, 284260, 369538, 568520, 739076, 923845, 1478152, 1847690, 3695380, 7390760]

約数ペア:

[(1, 7390760), (2, 3695380), (4, 1847690), (5, 1478152), (8, 923845), (10, 739076), (13, 568520), (20, 369538), (26, 284260), (40, 184769), (52, 142130), (61, 121160), (65, 113704), (104, 71065), (122, 60580), (130, 56852), (233, 31720), (244, 30290), (260, 28426), (305, 24232), (466, 15860), (488, 15145), (520, 14213), (610, 12116), (793, 9320), (932, 7930), (1165, 6344), (1220, 6058), (1586, 4660), (1864, 3965), (2330, 3172), (2440, 3029)]