8441940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 25966080

約数和(自身を除く): 17524140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 79, 130, 137, 156, 158, 195, 237, 260, 274, 316, 390, 395, 411, 474, 548, 685, 780, 790, 822, 948, 1027, 1185, 1370, 1580, 1644, 1781, 2054, 2055, 2370, 2740, 3081, 3562, 4108, 4110, 4740, 5135, 5343, 6162, 7124, 8220, 8905, 10270, 10686, 10823, 12324, 15405, 17810, 20540, 21372, 21646, 26715, 30810, 32469, 35620, 43292, 53430, 54115, 61620, 64938, 106860, 108230, 129876, 140699, 162345, 216460, 281398, 324690, 422097, 562796, 649380, 703495, 844194, 1406990, 1688388, 2110485, 2813980, 4220970, 8441940]

約数ペア:

[(1, 8441940), (2, 4220970), (3, 2813980), (4, 2110485), (5, 1688388), (6, 1406990), (10, 844194), (12, 703495), (13, 649380), (15, 562796), (20, 422097), (26, 324690), (30, 281398), (39, 216460), (52, 162345), (60, 140699), (65, 129876), (78, 108230), (79, 106860), (130, 64938), (137, 61620), (156, 54115), (158, 53430), (195, 43292), (237, 35620), (260, 32469), (274, 30810), (316, 26715), (390, 21646), (395, 21372), (411, 20540), (474, 17810), (548, 15405), (685, 12324), (780, 10823), (790, 10686), (822, 10270), (948, 8905), (1027, 8220), (1185, 7124), (1370, 6162), (1580, 5343), (1644, 5135), (1781, 4740), (2054, 4110), (2055, 4108), (2370, 3562), (2740, 3081)]