108680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:54

約数の個数: 64

約数和(自身を含む): 302400

約数和(自身を除く): 193720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 494, 520, 572, 715, 760, 836, 988, 1045, 1144, 1235, 1430, 1672, 1976, 2090, 2470, 2717, 2860, 4180, 4940, 5434, 5720, 8360, 9880, 10868, 13585, 21736, 27170, 54340, 108680]

約数ペア:

[(1, 108680), (2, 54340), (4, 27170), (5, 21736), (8, 13585), (10, 10868), (11, 9880), (13, 8360), (19, 5720), (20, 5434), (22, 4940), (26, 4180), (38, 2860), (40, 2717), (44, 2470), (52, 2090), (55, 1976), (65, 1672), (76, 1430), (88, 1235), (95, 1144), (104, 1045), (110, 988), (130, 836), (143, 760), (152, 715), (190, 572), (209, 520), (220, 494), (247, 440), (260, 418), (286, 380)]