17727440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 43510608

約数和(自身を除く): 25783168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 106, 113, 148, 185, 212, 226, 265, 296, 370, 424, 452, 530, 565, 592, 740, 848, 904, 1060, 1130, 1480, 1808, 1961, 2120, 2260, 2960, 3922, 4181, 4240, 4520, 5989, 7844, 8362, 9040, 9805, 11978, 15688, 16724, 19610, 20905, 23956, 29945, 31376, 33448, 39220, 41810, 47912, 59890, 66896, 78440, 83620, 95824, 119780, 156880, 167240, 221593, 239560, 334480, 443186, 479120, 886372, 1107965, 1772744, 2215930, 3545488, 4431860, 8863720, 17727440]

約数ペア:

[(1, 17727440), (2, 8863720), (4, 4431860), (5, 3545488), (8, 2215930), (10, 1772744), (16, 1107965), (20, 886372), (37, 479120), (40, 443186), (53, 334480), (74, 239560), (80, 221593), (106, 167240), (113, 156880), (148, 119780), (185, 95824), (212, 83620), (226, 78440), (265, 66896), (296, 59890), (370, 47912), (424, 41810), (452, 39220), (530, 33448), (565, 31376), (592, 29945), (740, 23956), (848, 20905), (904, 19610), (1060, 16724), (1130, 15688), (1480, 11978), (1808, 9805), (1961, 9040), (2120, 8362), (2260, 7844), (2960, 5989), (3922, 4520), (4181, 4240)]