19512840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1439}}^1$

素因数の和:1566

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 39584760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1439, 1695, 2260, 2712, 2878, 3390, 4317, 4520, 5756, 6780, 7195, 8634, 11512, 13560, 14390, 17268, 21585, 28780, 34536, 43170, 57560, 86340, 162607, 172680, 325214, 487821, 650428, 813035, 975642, 1300856, 1626070, 1951284, 2439105, 3252140, 3902568, 4878210, 6504280, 9756420, 19512840]

約数ペア:

[(1, 19512840), (2, 9756420), (3, 6504280), (4, 4878210), (5, 3902568), (6, 3252140), (8, 2439105), (10, 1951284), (12, 1626070), (15, 1300856), (20, 975642), (24, 813035), (30, 650428), (40, 487821), (60, 325214), (113, 172680), (120, 162607), (226, 86340), (339, 57560), (452, 43170), (565, 34536), (678, 28780), (904, 21585), (1130, 17268), (1356, 14390), (1439, 13560), (1695, 11512), (2260, 8634), (2712, 7195), (2878, 6780), (3390, 5756), (4317, 4520)]