56757280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11443}}^1$

素因数の和:11489

約数の個数: 48

約数和(自身を含む): 138426624

約数和(自身を除く): 81669344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 11443, 22886, 45772, 57215, 91544, 114430, 183088, 228860, 354733, 366176, 457720, 709466, 915440, 1418932, 1773665, 1830880, 2837864, 3547330, 5675728, 7094660, 11351456, 14189320, 28378640, 56757280]

約数ペア:

[(1, 56757280), (2, 28378640), (4, 14189320), (5, 11351456), (8, 7094660), (10, 5675728), (16, 3547330), (20, 2837864), (31, 1830880), (32, 1773665), (40, 1418932), (62, 915440), (80, 709466), (124, 457720), (155, 366176), (160, 354733), (248, 228860), (310, 183088), (496, 114430), (620, 91544), (992, 57215), (1240, 45772), (2480, 22886), (4960, 11443)]