1268014780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{42239}}^1$

素因数の和:42346

約数の個数: 48

約数和(自身を含む): 2838528000

約数和(自身を除く): 1570513220

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, 42239, 84478, 168956, 211195, 422390, 802541, 844780, 1605082, 3210164, 3336881, 4012705, 6673762, 8025410, 13347524, 16050820, 16684405, 33368810, 63400739, 66737620, 126801478, 253602956, 317003695, 634007390, 1268014780]

約数ペア:

[(1, 1268014780), (2, 634007390), (4, 317003695), (5, 253602956), (10, 126801478), (19, 66737620), (20, 63400739), (38, 33368810), (76, 16684405), (79, 16050820), (95, 13347524), (158, 8025410), (190, 6673762), (316, 4012705), (380, 3336881), (395, 3210164), (790, 1605082), (1501, 844780), (1580, 802541), (3002, 422390), (6004, 211195), (7505, 168956), (15010, 84478), (30020, 42239)]