20744850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:904

約数の個数: 96

約数和(自身を含む): 61424640

約数和(自身を除く): 40679790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 50, 69, 70, 75, 105, 115, 138, 150, 161, 175, 210, 230, 322, 345, 350, 483, 525, 575, 690, 805, 859, 966, 1050, 1150, 1610, 1718, 1725, 2415, 2577, 3450, 4025, 4295, 4830, 5154, 6013, 8050, 8590, 12026, 12075, 12885, 18039, 19757, 21475, 24150, 25770, 30065, 36078, 39514, 42950, 59271, 60130, 64425, 90195, 98785, 118542, 128850, 138299, 150325, 180390, 197570, 276598, 296355, 300650, 414897, 450975, 493925, 592710, 691495, 829794, 901950, 987850, 1382990, 1481775, 2074485, 2963550, 3457475, 4148970, 6914950, 10372425, 20744850]

約数ペア:

[(1, 20744850), (2, 10372425), (3, 6914950), (5, 4148970), (6, 3457475), (7, 2963550), (10, 2074485), (14, 1481775), (15, 1382990), (21, 987850), (23, 901950), (25, 829794), (30, 691495), (35, 592710), (42, 493925), (46, 450975), (50, 414897), (69, 300650), (70, 296355), (75, 276598), (105, 197570), (115, 180390), (138, 150325), (150, 138299), (161, 128850), (175, 118542), (210, 98785), (230, 90195), (322, 64425), (345, 60130), (350, 59271), (483, 42950), (525, 39514), (575, 36078), (690, 30065), (805, 25770), (859, 24150), (966, 21475), (1050, 19757), (1150, 18039), (1610, 12885), (1718, 12075), (1725, 12026), (2415, 8590), (2577, 8050), (3450, 6013), (4025, 5154), (4295, 4830)]