40228240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:896

約数の個数: 80

約数和(自身を含む): 102993408

約数和(自身を除く): 62765168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 823, 940, 1040, 1222, 1646, 1880, 2444, 3055, 3292, 3760, 4115, 4888, 6110, 6584, 8230, 9776, 10699, 12220, 13168, 16460, 21398, 24440, 32920, 38681, 42796, 48880, 53495, 65840, 77362, 85592, 106990, 154724, 171184, 193405, 213980, 309448, 386810, 427960, 502853, 618896, 773620, 855920, 1005706, 1547240, 2011412, 2514265, 3094480, 4022824, 5028530, 8045648, 10057060, 20114120, 40228240]

約数ペア:

[(1, 40228240), (2, 20114120), (4, 10057060), (5, 8045648), (8, 5028530), (10, 4022824), (13, 3094480), (16, 2514265), (20, 2011412), (26, 1547240), (40, 1005706), (47, 855920), (52, 773620), (65, 618896), (80, 502853), (94, 427960), (104, 386810), (130, 309448), (188, 213980), (208, 193405), (235, 171184), (260, 154724), (376, 106990), (470, 85592), (520, 77362), (611, 65840), (752, 53495), (823, 48880), (940, 42796), (1040, 38681), (1222, 32920), (1646, 24440), (1880, 21398), (2444, 16460), (3055, 13168), (3292, 12220), (3760, 10699), (4115, 9776), (4888, 8230), (6110, 6584)]