22871440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 57496320

約数和(自身を除く): 34624880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 367, 380, 410, 656, 734, 760, 779, 820, 1468, 1520, 1558, 1640, 1835, 2936, 3116, 3280, 3670, 3895, 5872, 6232, 6973, 7340, 7790, 12464, 13946, 14680, 15047, 15580, 27892, 29360, 30094, 31160, 34865, 55784, 60188, 62320, 69730, 75235, 111568, 120376, 139460, 150470, 240752, 278920, 285893, 300940, 557840, 571786, 601880, 1143572, 1203760, 1429465, 2287144, 2858930, 4574288, 5717860, 11435720, 22871440]

約数ペア:

[(1, 22871440), (2, 11435720), (4, 5717860), (5, 4574288), (8, 2858930), (10, 2287144), (16, 1429465), (19, 1203760), (20, 1143572), (38, 601880), (40, 571786), (41, 557840), (76, 300940), (80, 285893), (82, 278920), (95, 240752), (152, 150470), (164, 139460), (190, 120376), (205, 111568), (304, 75235), (328, 69730), (367, 62320), (380, 60188), (410, 55784), (656, 34865), (734, 31160), (760, 30094), (779, 29360), (820, 27892), (1468, 15580), (1520, 15047), (1558, 14680), (1640, 13946), (1835, 12464), (2936, 7790), (3116, 7340), (3280, 6973), (3670, 6232), (3895, 5872)]