39967440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:948

約数の個数: 80

約数和(自身を含む): 124593216

約数和(自身を除く): 84625776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 482, 691, 723, 964, 1205, 1382, 1446, 1928, 2073, 2410, 2764, 2892, 3455, 3615, 3856, 4146, 4820, 5528, 5784, 6910, 7230, 8292, 9640, 10365, 11056, 11568, 13820, 14460, 16584, 19280, 20730, 27640, 28920, 33168, 41460, 55280, 57840, 82920, 165840, 166531, 333062, 499593, 666124, 832655, 999186, 1332248, 1665310, 1998372, 2497965, 2664496, 3330620, 3996744, 4995930, 6661240, 7993488, 9991860, 13322480, 19983720, 39967440]

約数ペア:

[(1, 39967440), (2, 19983720), (3, 13322480), (4, 9991860), (5, 7993488), (6, 6661240), (8, 4995930), (10, 3996744), (12, 3330620), (15, 2664496), (16, 2497965), (20, 1998372), (24, 1665310), (30, 1332248), (40, 999186), (48, 832655), (60, 666124), (80, 499593), (120, 333062), (240, 166531), (241, 165840), (482, 82920), (691, 57840), (723, 55280), (964, 41460), (1205, 33168), (1382, 28920), (1446, 27640), (1928, 20730), (2073, 19280), (2410, 16584), (2764, 14460), (2892, 13820), (3455, 11568), (3615, 11056), (3856, 10365), (4146, 9640), (4820, 8292), (5528, 7230), (5784, 6910)]