39707720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4062

約数の個数: 64

約数和(自身を含む): 101304000

約数和(自身を除く): 61596280

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4019, 4940, 8038, 9880, 16076, 20095, 32152, 40190, 52247, 76361, 80380, 104494, 152722, 160760, 208988, 261235, 305444, 381805, 417976, 522470, 610888, 763610, 992693, 1044940, 1527220, 1985386, 2089880, 3054440, 3970772, 4963465, 7941544, 9926930, 19853860, 39707720]

約数ペア:

[(1, 39707720), (2, 19853860), (4, 9926930), (5, 7941544), (8, 4963465), (10, 3970772), (13, 3054440), (19, 2089880), (20, 1985386), (26, 1527220), (38, 1044940), (40, 992693), (52, 763610), (65, 610888), (76, 522470), (95, 417976), (104, 381805), (130, 305444), (152, 261235), (190, 208988), (247, 160760), (260, 152722), (380, 104494), (494, 80380), (520, 76361), (760, 52247), (988, 40190), (1235, 32152), (1976, 20095), (2470, 16076), (4019, 9880), (4940, 8038)]