17747061340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{110933}}^1$

素因数の和:111382

約数の個数: 48

約数和(自身を含む): 39323884320

約数和(自身を除く): 21576822980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 421, 842, 1684, 2105, 4210, 7999, 8420, 15998, 31996, 39995, 79990, 110933, 159980, 221866, 443732, 554665, 1109330, 2107727, 2218660, 4215454, 8430908, 10538635, 21077270, 42154540, 46702793, 93405586, 186811172, 233513965, 467027930, 887353067, 934055860, 1774706134, 3549412268, 4436765335, 8873530670, 17747061340]

約数ペア:

[(1, 17747061340), (2, 8873530670), (4, 4436765335), (5, 3549412268), (10, 1774706134), (19, 934055860), (20, 887353067), (38, 467027930), (76, 233513965), (95, 186811172), (190, 93405586), (380, 46702793), (421, 42154540), (842, 21077270), (1684, 10538635), (2105, 8430908), (4210, 4215454), (7999, 2218660), (8420, 2107727), (15998, 1109330), (31996, 554665), (39995, 443732), (79990, 221866), (110933, 159980)]