20435730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4231}}^1$

素因数の和:4271

約数の個数: 64

約数和(自身を含む): 58503168

約数和(自身を除く): 38067438

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4231, 4830, 8462, 12693, 21155, 25386, 29617, 42310, 59234, 63465, 88851, 97313, 126930, 148085, 177702, 194626, 291939, 296170, 444255, 486565, 583878, 681191, 888510, 973130, 1362382, 1459695, 2043573, 2919390, 3405955, 4087146, 6811910, 10217865, 20435730]

約数ペア:

[(1, 20435730), (2, 10217865), (3, 6811910), (5, 4087146), (6, 3405955), (7, 2919390), (10, 2043573), (14, 1459695), (15, 1362382), (21, 973130), (23, 888510), (30, 681191), (35, 583878), (42, 486565), (46, 444255), (69, 296170), (70, 291939), (105, 194626), (115, 177702), (138, 148085), (161, 126930), (210, 97313), (230, 88851), (322, 63465), (345, 59234), (483, 42310), (690, 29617), (805, 25386), (966, 21155), (1610, 12693), (2415, 8462), (4231, 4830)]