1900575480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{71023}}^1$

素因数の和:71260

約数の個数: 64

約数和(自身を含む): 5727375360

約数和(自身を除く): 3826799880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3345, 4460, 5352, 6690, 8920, 13380, 26760, 71023, 142046, 213069, 284092, 355115, 426138, 568184, 710230, 852276, 1065345, 1420460, 1704552, 2130690, 2840920, 4261380, 8522760, 15838129, 31676258, 47514387, 63352516, 79190645, 95028774, 126705032, 158381290, 190057548, 237571935, 316762580, 380115096, 475143870, 633525160, 950287740, 1900575480]

約数ペア:

[(1, 1900575480), (2, 950287740), (3, 633525160), (4, 475143870), (5, 380115096), (6, 316762580), (8, 237571935), (10, 190057548), (12, 158381290), (15, 126705032), (20, 95028774), (24, 79190645), (30, 63352516), (40, 47514387), (60, 31676258), (120, 15838129), (223, 8522760), (446, 4261380), (669, 2840920), (892, 2130690), (1115, 1704552), (1338, 1420460), (1784, 1065345), (2230, 852276), (2676, 710230), (3345, 568184), (4460, 426138), (5352, 355115), (6690, 284092), (8920, 213069), (13380, 142046), (26760, 71023)]