21177960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5693}}^1$

素因数の和:5738

約数の個数: 64

約数和(自身を含む): 65594880

約数和(自身を除く): 44416920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5693, 11386, 17079, 22772, 28465, 34158, 45544, 56930, 68316, 85395, 113860, 136632, 170790, 176483, 227720, 341580, 352966, 529449, 683160, 705932, 882415, 1058898, 1411864, 1764830, 2117796, 2647245, 3529660, 4235592, 5294490, 7059320, 10588980, 21177960]

約数ペア:

[(1, 21177960), (2, 10588980), (3, 7059320), (4, 5294490), (5, 4235592), (6, 3529660), (8, 2647245), (10, 2117796), (12, 1764830), (15, 1411864), (20, 1058898), (24, 882415), (30, 705932), (31, 683160), (40, 529449), (60, 352966), (62, 341580), (93, 227720), (120, 176483), (124, 170790), (155, 136632), (186, 113860), (248, 85395), (310, 68316), (372, 56930), (465, 45544), (620, 34158), (744, 28465), (930, 22772), (1240, 17079), (1860, 11386), (3720, 5693)]