20015706070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1\times {\mathrm{1297}}^1$

素因数の和:1849

約数の個数: 64

約数和(自身を含む): 37916968320

約数和(自身を除く): 17901262250

約数列:

[1, 2, 5, 10, 23, 46, 115, 229, 230, 293, 458, 586, 1145, 1297, 1465, 2290, 2594, 2930, 5267, 6485, 6739, 10534, 12970, 13478, 26335, 29831, 33695, 52670, 59662, 67097, 67390, 134194, 149155, 297013, 298310, 335485, 380021, 594026, 670970, 760042, 1485065, 1543231, 1900105, 2970130, 3086462, 3800210, 6831299, 7716155, 8740483, 13662598, 15432310, 17480966, 34156495, 43702415, 68312990, 87024809, 87404830, 174049618, 435124045, 870248090, 2001570607, 4003141214, 10007853035, 20015706070]

約数ペア:

[(1, 20015706070), (2, 10007853035), (5, 4003141214), (10, 2001570607), (23, 870248090), (46, 435124045), (115, 174049618), (229, 87404830), (230, 87024809), (293, 68312990), (458, 43702415), (586, 34156495), (1145, 17480966), (1297, 15432310), (1465, 13662598), (2290, 8740483), (2594, 7716155), (2930, 6831299), (5267, 3800210), (6485, 3086462), (6739, 2970130), (10534, 1900105), (12970, 1543231), (13478, 1485065), (26335, 760042), (29831, 670970), (33695, 594026), (52670, 380021), (59662, 335485), (67097, 298310), (67390, 297013), (134194, 149155)]