40857580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 87945984

約数和(自身を除く): 47088404

約数列:

[1, 2, 4, 5, 10, 20, 83, 151, 163, 166, 302, 326, 332, 415, 604, 652, 755, 815, 830, 1510, 1630, 1660, 3020, 3260, 12533, 13529, 24613, 25066, 27058, 49226, 50132, 54116, 62665, 67645, 98452, 123065, 125330, 135290, 246130, 250660, 270580, 492260, 2042879, 4085758, 8171516, 10214395, 20428790, 40857580]

約数ペア:

[(1, 40857580), (2, 20428790), (4, 10214395), (5, 8171516), (10, 4085758), (20, 2042879), (83, 492260), (151, 270580), (163, 250660), (166, 246130), (302, 135290), (326, 125330), (332, 123065), (415, 98452), (604, 67645), (652, 62665), (755, 54116), (815, 50132), (830, 49226), (1510, 27058), (1630, 25066), (1660, 24613), (3020, 13529), (3260, 12533)]