40164880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4219}}^1$

素因数の和:4256

約数の個数: 80

約数和(自身を含む): 113028480

約数和(自身を除く): 72863600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4219, 4760, 8438, 9520, 16876, 21095, 29533, 33752, 42190, 59066, 67504, 71723, 84380, 118132, 143446, 147665, 168760, 236264, 286892, 295330, 337520, 358615, 472528, 502061, 573784, 590660, 717230, 1004122, 1147568, 1181320, 1434460, 2008244, 2362640, 2510305, 2868920, 4016488, 5020610, 5737840, 8032976, 10041220, 20082440, 40164880]

約数ペア:

[(1, 40164880), (2, 20082440), (4, 10041220), (5, 8032976), (7, 5737840), (8, 5020610), (10, 4016488), (14, 2868920), (16, 2510305), (17, 2362640), (20, 2008244), (28, 1434460), (34, 1181320), (35, 1147568), (40, 1004122), (56, 717230), (68, 590660), (70, 573784), (80, 502061), (85, 472528), (112, 358615), (119, 337520), (136, 295330), (140, 286892), (170, 236264), (238, 168760), (272, 147665), (280, 143446), (340, 118132), (476, 84380), (560, 71723), (595, 67504), (680, 59066), (952, 42190), (1190, 33752), (1360, 29533), (1904, 21095), (2380, 16876), (4219, 9520), (4760, 8438)]