20622270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 51425280

約数和(自身を除く): 30803010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 61, 118, 122, 177, 183, 191, 295, 305, 354, 366, 382, 573, 590, 610, 885, 915, 955, 1146, 1770, 1830, 1910, 2865, 3599, 5730, 7198, 10797, 11269, 11651, 17995, 21594, 22538, 23302, 33807, 34953, 35990, 53985, 56345, 58255, 67614, 69906, 107970, 112690, 116510, 169035, 174765, 338070, 349530, 687409, 1374818, 2062227, 3437045, 4124454, 6874090, 10311135, 20622270]

約数ペア:

[(1, 20622270), (2, 10311135), (3, 6874090), (5, 4124454), (6, 3437045), (10, 2062227), (15, 1374818), (30, 687409), (59, 349530), (61, 338070), (118, 174765), (122, 169035), (177, 116510), (183, 112690), (191, 107970), (295, 69906), (305, 67614), (354, 58255), (366, 56345), (382, 53985), (573, 35990), (590, 34953), (610, 33807), (885, 23302), (915, 22538), (955, 21594), (1146, 17995), (1770, 11651), (1830, 11269), (1910, 10797), (2865, 7198), (3599, 5730)]