870828680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{4889}}^1$

素因数の和:5034

約数の個数: 64

約数和(自身を含む): 2019178800

約数和(自身を除く): 1148350120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 73, 122, 146, 244, 292, 305, 365, 488, 584, 610, 730, 1220, 1460, 2440, 2920, 4453, 4889, 8906, 9778, 17812, 19556, 22265, 24445, 35624, 39112, 44530, 48890, 89060, 97780, 178120, 195560, 298229, 356897, 596458, 713794, 1192916, 1427588, 1491145, 1784485, 2385832, 2855176, 2982290, 3568970, 5964580, 7137940, 11929160, 14275880, 21770717, 43541434, 87082868, 108853585, 174165736, 217707170, 435414340, 870828680]

約数ペア:

[(1, 870828680), (2, 435414340), (4, 217707170), (5, 174165736), (8, 108853585), (10, 87082868), (20, 43541434), (40, 21770717), (61, 14275880), (73, 11929160), (122, 7137940), (146, 5964580), (244, 3568970), (292, 2982290), (305, 2855176), (365, 2385832), (488, 1784485), (584, 1491145), (610, 1427588), (730, 1192916), (1220, 713794), (1460, 596458), (2440, 356897), (2920, 298229), (4453, 195560), (4889, 178120), (8906, 97780), (9778, 89060), (17812, 48890), (19556, 44530), (22265, 39112), (24445, 35624)]