2104440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 128

約数和(自身を含む): 7257600

約数和(自身を除く): 5153160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 71, 76, 78, 95, 104, 114, 120, 130, 142, 152, 156, 190, 195, 213, 228, 247, 260, 284, 285, 312, 355, 380, 390, 426, 456, 494, 520, 568, 570, 710, 741, 760, 780, 852, 923, 988, 1065, 1140, 1235, 1349, 1420, 1482, 1560, 1704, 1846, 1976, 2130, 2280, 2470, 2698, 2769, 2840, 2964, 3692, 3705, 4047, 4260, 4615, 4940, 5396, 5538, 5928, 6745, 7384, 7410, 8094, 8520, 9230, 9880, 10792, 11076, 13490, 13845, 14820, 16188, 17537, 18460, 20235, 22152, 26980, 27690, 29640, 32376, 35074, 36920, 40470, 52611, 53960, 55380, 70148, 80940, 87685, 105222, 110760, 140296, 161880, 175370, 210444, 263055, 350740, 420888, 526110, 701480, 1052220, 2104440]

約数ペア:

[(1, 2104440), (2, 1052220), (3, 701480), (4, 526110), (5, 420888), (6, 350740), (8, 263055), (10, 210444), (12, 175370), (13, 161880), (15, 140296), (19, 110760), (20, 105222), (24, 87685), (26, 80940), (30, 70148), (38, 55380), (39, 53960), (40, 52611), (52, 40470), (57, 36920), (60, 35074), (65, 32376), (71, 29640), (76, 27690), (78, 26980), (95, 22152), (104, 20235), (114, 18460), (120, 17537), (130, 16188), (142, 14820), (152, 13845), (156, 13490), (190, 11076), (195, 10792), (213, 9880), (228, 9230), (247, 8520), (260, 8094), (284, 7410), (285, 7384), (312, 6745), (355, 5928), (380, 5538), (390, 5396), (426, 4940), (456, 4615), (494, 4260), (520, 4047), (568, 3705), (570, 3692), (710, 2964), (741, 2840), (760, 2769), (780, 2698), (852, 2470), (923, 2280), (988, 2130), (1065, 1976), (1140, 1846), (1235, 1704), (1349, 1560), (1420, 1482)]