30835960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 74221920

約数和(自身を除く): 43385960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 137, 170, 274, 331, 340, 548, 662, 680, 685, 1096, 1324, 1370, 1655, 2329, 2648, 2740, 3310, 4658, 5480, 5627, 6620, 9316, 11254, 11645, 13240, 18632, 22508, 23290, 28135, 45016, 45347, 46580, 56270, 90694, 93160, 112540, 181388, 225080, 226735, 362776, 453470, 770899, 906940, 1541798, 1813880, 3083596, 3854495, 6167192, 7708990, 15417980, 30835960]

約数ペア:

[(1, 30835960), (2, 15417980), (4, 7708990), (5, 6167192), (8, 3854495), (10, 3083596), (17, 1813880), (20, 1541798), (34, 906940), (40, 770899), (68, 453470), (85, 362776), (136, 226735), (137, 225080), (170, 181388), (274, 112540), (331, 93160), (340, 90694), (548, 56270), (662, 46580), (680, 45347), (685, 45016), (1096, 28135), (1324, 23290), (1370, 22508), (1655, 18632), (2329, 13240), (2648, 11645), (2740, 11254), (3310, 9316), (4658, 6620), (5480, 5627)]