388484830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:893

約数の個数: 64

約数和(自身を含む): 767338560

約数和(自身を除く): 378853730

約数列:

[1, 2, 5, 10, 19, 37, 38, 73, 74, 95, 146, 185, 190, 365, 370, 703, 730, 757, 1387, 1406, 1514, 2701, 2774, 3515, 3785, 5402, 6935, 7030, 7570, 13505, 13870, 14383, 27010, 28009, 28766, 51319, 55261, 56018, 71915, 102638, 110522, 140045, 143830, 256595, 276305, 280090, 513190, 532171, 552610, 1049959, 1064342, 2044657, 2099918, 2660855, 4089314, 5249795, 5321710, 10223285, 10499590, 20446570, 38848483, 77696966, 194242415, 388484830]

約数ペア:

[(1, 388484830), (2, 194242415), (5, 77696966), (10, 38848483), (19, 20446570), (37, 10499590), (38, 10223285), (73, 5321710), (74, 5249795), (95, 4089314), (146, 2660855), (185, 2099918), (190, 2044657), (365, 1064342), (370, 1049959), (703, 552610), (730, 532171), (757, 513190), (1387, 280090), (1406, 276305), (1514, 256595), (2701, 143830), (2774, 140045), (3515, 110522), (3785, 102638), (5402, 71915), (6935, 56018), (7030, 55261), (7570, 51319), (13505, 28766), (13870, 28009), (14383, 27010)]