17639440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2423}}^1$

素因数の和:2456

約数の個数: 80

約数和(自身を含む): 50496768

約数和(自身を除く): 32857328

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 2423, 3640, 4846, 7280, 9692, 12115, 16961, 19384, 24230, 31499, 33922, 38768, 48460, 62998, 67844, 84805, 96920, 125996, 135688, 157495, 169610, 193840, 220493, 251992, 271376, 314990, 339220, 440986, 503984, 629980, 678440, 881972, 1102465, 1259960, 1356880, 1763944, 2204930, 2519920, 3527888, 4409860, 8819720, 17639440]

約数ペア:

[(1, 17639440), (2, 8819720), (4, 4409860), (5, 3527888), (7, 2519920), (8, 2204930), (10, 1763944), (13, 1356880), (14, 1259960), (16, 1102465), (20, 881972), (26, 678440), (28, 629980), (35, 503984), (40, 440986), (52, 339220), (56, 314990), (65, 271376), (70, 251992), (80, 220493), (91, 193840), (104, 169610), (112, 157495), (130, 135688), (140, 125996), (182, 96920), (208, 84805), (260, 67844), (280, 62998), (364, 48460), (455, 38768), (520, 33922), (560, 31499), (728, 24230), (910, 19384), (1040, 16961), (1456, 12115), (1820, 9692), (2423, 7280), (3640, 4846)]