6519920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 17141760

約数和(自身を除く): 10621840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 239, 248, 310, 341, 440, 478, 496, 620, 682, 880, 956, 1195, 1240, 1364, 1705, 1912, 2390, 2480, 2629, 2728, 3410, 3824, 4780, 5258, 5456, 6820, 7409, 9560, 10516, 13145, 13640, 14818, 19120, 21032, 26290, 27280, 29636, 37045, 42064, 52580, 59272, 74090, 81499, 105160, 118544, 148180, 162998, 210320, 296360, 325996, 407495, 592720, 651992, 814990, 1303984, 1629980, 3259960, 6519920]

約数ペア:

[(1, 6519920), (2, 3259960), (4, 1629980), (5, 1303984), (8, 814990), (10, 651992), (11, 592720), (16, 407495), (20, 325996), (22, 296360), (31, 210320), (40, 162998), (44, 148180), (55, 118544), (62, 105160), (80, 81499), (88, 74090), (110, 59272), (124, 52580), (155, 42064), (176, 37045), (220, 29636), (239, 27280), (248, 26290), (310, 21032), (341, 19120), (440, 14818), (478, 13640), (496, 13145), (620, 10516), (682, 9560), (880, 7409), (956, 6820), (1195, 5456), (1240, 5258), (1364, 4780), (1705, 3824), (1912, 3410), (2390, 2728), (2480, 2629)]