1140563920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1741}}^1$

素因数の和:2204

約数の個数: 80

約数和(自身を含む): 2799463680

約数和(自身を除く): 1658899760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 431, 760, 862, 1520, 1724, 1741, 2155, 3448, 3482, 4310, 6896, 6964, 8189, 8620, 8705, 13928, 16378, 17240, 17410, 27856, 32756, 33079, 34480, 34820, 40945, 65512, 66158, 69640, 81890, 131024, 132316, 139280, 163780, 165395, 264632, 327560, 330790, 529264, 655120, 661580, 750371, 1323160, 1500742, 2646320, 3001484, 3751855, 6002968, 7503710, 12005936, 14257049, 15007420, 28514098, 30014840, 57028196, 60029680, 71285245, 114056392, 142570490, 228112784, 285140980, 570281960, 1140563920]

約数ペア:

[(1, 1140563920), (2, 570281960), (4, 285140980), (5, 228112784), (8, 142570490), (10, 114056392), (16, 71285245), (19, 60029680), (20, 57028196), (38, 30014840), (40, 28514098), (76, 15007420), (80, 14257049), (95, 12005936), (152, 7503710), (190, 6002968), (304, 3751855), (380, 3001484), (431, 2646320), (760, 1500742), (862, 1323160), (1520, 750371), (1724, 661580), (1741, 655120), (2155, 529264), (3448, 330790), (3482, 327560), (4310, 264632), (6896, 165395), (6964, 163780), (8189, 139280), (8620, 132316), (8705, 131024), (13928, 81890), (16378, 69640), (17240, 66158), (17410, 65512), (27856, 40945), (32756, 34820), (33079, 34480)]