40677890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 84049920

約数和(自身を除く): 43372030

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 79, 110, 151, 155, 158, 302, 310, 341, 395, 682, 755, 790, 869, 1510, 1661, 1705, 1738, 2449, 3322, 3410, 4345, 4681, 4898, 8305, 8690, 9362, 11929, 12245, 16610, 23405, 23858, 24490, 26939, 46810, 51491, 53878, 59645, 102982, 119290, 131219, 134695, 257455, 262438, 269390, 369799, 514910, 656095, 739598, 1312190, 1848995, 3697990, 4067789, 8135578, 20338945, 40677890]

約数ペア:

[(1, 40677890), (2, 20338945), (5, 8135578), (10, 4067789), (11, 3697990), (22, 1848995), (31, 1312190), (55, 739598), (62, 656095), (79, 514910), (110, 369799), (151, 269390), (155, 262438), (158, 257455), (302, 134695), (310, 131219), (341, 119290), (395, 102982), (682, 59645), (755, 53878), (790, 51491), (869, 46810), (1510, 26939), (1661, 24490), (1705, 23858), (1738, 23405), (2449, 16610), (3322, 12245), (3410, 11929), (4345, 9362), (4681, 8690), (4898, 8305)]