18980880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79087}}^1$

素因数の和:79103

約数の個数: 40

約数和(自身を含む): 58841472

約数和(自身を除く): 39860592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 79087, 158174, 237261, 316348, 395435, 474522, 632696, 790870, 949044, 1186305, 1265392, 1581740, 1898088, 2372610, 3163480, 3796176, 4745220, 6326960, 9490440, 18980880]

約数ペア:

[(1, 18980880), (2, 9490440), (3, 6326960), (4, 4745220), (5, 3796176), (6, 3163480), (8, 2372610), (10, 1898088), (12, 1581740), (15, 1265392), (16, 1186305), (20, 949044), (24, 790870), (30, 632696), (40, 474522), (48, 395435), (60, 316348), (80, 237261), (120, 158174), (240, 79087)]