30623440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20147}}^1$

素因数の和:20179

約数の個数: 40

約数和(自身を含む): 74950560

約数和(自身を除く): 44327120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 20147, 40294, 80588, 100735, 161176, 201470, 322352, 382793, 402940, 765586, 805880, 1531172, 1611760, 1913965, 3062344, 3827930, 6124688, 7655860, 15311720, 30623440]

約数ペア:

[(1, 30623440), (2, 15311720), (4, 7655860), (5, 6124688), (8, 3827930), (10, 3062344), (16, 1913965), (19, 1611760), (20, 1531172), (38, 805880), (40, 765586), (76, 402940), (80, 382793), (95, 322352), (152, 201470), (190, 161176), (304, 100735), (380, 80588), (760, 40294), (1520, 20147)]