996921560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{19609}}^1$

素因数の和:19692

約数の個数: 64

約数和(自身を含む): 2372025600

約数和(自身を除く): 1375104040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 5084, 6355, 10168, 12710, 19609, 25420, 39218, 50840, 78436, 98045, 156872, 196090, 392180, 607879, 784360, 803969, 1215758, 1607938, 2431516, 3039395, 3215876, 4019845, 4863032, 6078790, 6431752, 8039690, 12157580, 16079380, 24315160, 24923039, 32158760, 49846078, 99692156, 124615195, 199384312, 249230390, 498460780, 996921560]

約数ペア:

[(1, 996921560), (2, 498460780), (4, 249230390), (5, 199384312), (8, 124615195), (10, 99692156), (20, 49846078), (31, 32158760), (40, 24923039), (41, 24315160), (62, 16079380), (82, 12157580), (124, 8039690), (155, 6431752), (164, 6078790), (205, 4863032), (248, 4019845), (310, 3215876), (328, 3039395), (410, 2431516), (620, 1607938), (820, 1215758), (1240, 803969), (1271, 784360), (1640, 607879), (2542, 392180), (5084, 196090), (6355, 156872), (10168, 98045), (12710, 78436), (19609, 50840), (25420, 39218)]