38286040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 101243520

約数和(自身を除く): 62957480

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 61, 65, 68, 71, 85, 104, 122, 130, 136, 142, 170, 221, 244, 260, 284, 305, 340, 355, 442, 488, 520, 568, 610, 680, 710, 793, 884, 923, 1037, 1105, 1207, 1220, 1420, 1586, 1768, 1846, 2074, 2210, 2414, 2440, 2840, 3172, 3692, 3965, 4148, 4331, 4420, 4615, 4828, 5185, 6035, 6344, 7384, 7930, 8296, 8662, 8840, 9230, 9656, 10370, 12070, 13481, 15691, 15860, 17324, 18460, 20740, 21655, 24140, 26962, 31382, 31720, 34648, 36920, 41480, 43310, 48280, 53924, 56303, 62764, 67405, 73627, 78455, 86620, 107848, 112606, 125528, 134810, 147254, 156910, 173240, 225212, 269620, 281515, 294508, 313820, 368135, 450424, 539240, 563030, 589016, 627640, 736270, 957151, 1126060, 1472540, 1914302, 2252120, 2945080, 3828604, 4785755, 7657208, 9571510, 19143020, 38286040]

約数ペア:

[(1, 38286040), (2, 19143020), (4, 9571510), (5, 7657208), (8, 4785755), (10, 3828604), (13, 2945080), (17, 2252120), (20, 1914302), (26, 1472540), (34, 1126060), (40, 957151), (52, 736270), (61, 627640), (65, 589016), (68, 563030), (71, 539240), (85, 450424), (104, 368135), (122, 313820), (130, 294508), (136, 281515), (142, 269620), (170, 225212), (221, 173240), (244, 156910), (260, 147254), (284, 134810), (305, 125528), (340, 112606), (355, 107848), (442, 86620), (488, 78455), (520, 73627), (568, 67405), (610, 62764), (680, 56303), (710, 53924), (793, 48280), (884, 43310), (923, 41480), (1037, 36920), (1105, 34648), (1207, 31720), (1220, 31382), (1420, 26962), (1586, 24140), (1768, 21655), (1846, 20740), (2074, 18460), (2210, 17324), (2414, 15860), (2440, 15691), (2840, 13481), (3172, 12070), (3692, 10370), (3965, 9656), (4148, 9230), (4331, 8840), (4420, 8662), (4615, 8296), (4828, 7930), (5185, 7384), (6035, 6344)]