5553440

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 13358520

約数和(自身を除く): 7805080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 569, 610, 976, 1138, 1220, 1952, 2276, 2440, 2845, 4552, 4880, 5690, 9104, 9760, 11380, 18208, 22760, 34709, 45520, 69418, 91040, 138836, 173545, 277672, 347090, 555344, 694180, 1110688, 1388360, 2776720, 5553440]

約数ペア:

[(1, 5553440), (2, 2776720), (4, 1388360), (5, 1110688), (8, 694180), (10, 555344), (16, 347090), (20, 277672), (32, 173545), (40, 138836), (61, 91040), (80, 69418), (122, 45520), (160, 34709), (244, 22760), (305, 18208), (488, 11380), (569, 9760), (610, 9104), (976, 5690), (1138, 4880), (1220, 4552), (1952, 2845), (2276, 2440)]