15690763540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{522677}}^1$

素因数の和:522784

約数の個数: 48

約数和(自身を含む): 35123961600

約数和(自身を除く): 19433198060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 7505, 15010, 30020, 522677, 1045354, 2090708, 2613385, 5226770, 9930863, 10453540, 19861726, 39723452, 41291483, 49654315, 82582966, 99308630, 165165932, 198617260, 206457415, 412914830, 784538177, 825829660, 1569076354, 3138152708, 3922690885, 7845381770, 15690763540]

約数ペア:

[(1, 15690763540), (2, 7845381770), (4, 3922690885), (5, 3138152708), (10, 1569076354), (19, 825829660), (20, 784538177), (38, 412914830), (76, 206457415), (79, 198617260), (95, 165165932), (158, 99308630), (190, 82582966), (316, 49654315), (380, 41291483), (395, 39723452), (790, 19861726), (1501, 10453540), (1580, 9930863), (3002, 5226770), (6004, 2613385), (7505, 2090708), (15010, 1045354), (30020, 522677)]