42531880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 101606400

約数和(自身を除く): 59074520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 191, 293, 380, 382, 586, 760, 764, 955, 1172, 1465, 1528, 1910, 2344, 2930, 3629, 3820, 5567, 5860, 7258, 7640, 11134, 11720, 14516, 18145, 22268, 27835, 29032, 36290, 44536, 55670, 55963, 72580, 111340, 111926, 145160, 222680, 223852, 279815, 447704, 559630, 1063297, 1119260, 2126594, 2238520, 4253188, 5316485, 8506376, 10632970, 21265940, 42531880]

約数ペア:

[(1, 42531880), (2, 21265940), (4, 10632970), (5, 8506376), (8, 5316485), (10, 4253188), (19, 2238520), (20, 2126594), (38, 1119260), (40, 1063297), (76, 559630), (95, 447704), (152, 279815), (190, 223852), (191, 222680), (293, 145160), (380, 111926), (382, 111340), (586, 72580), (760, 55963), (764, 55670), (955, 44536), (1172, 36290), (1465, 29032), (1528, 27835), (1910, 22268), (2344, 18145), (2930, 14516), (3629, 11720), (3820, 11134), (5567, 7640), (5860, 7258)]