20132916940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1\times {\mathrm{12497}}^1$

素因数の和:13354

約数の個数: 48

約数和(自身を含む): 42728162400

約数和(自身を除く): 22595245460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 739, 1090, 1478, 2180, 2956, 3695, 7390, 12497, 14780, 24994, 49988, 62485, 80551, 124970, 161102, 249940, 322204, 402755, 805510, 1362173, 1611020, 2724346, 5448692, 6810865, 9235283, 13621730, 18470566, 27243460, 36941132, 46176415, 92352830, 184705660, 1006645847, 2013291694, 4026583388, 5033229235, 10066458470, 20132916940]

約数ペア:

[(1, 20132916940), (2, 10066458470), (4, 5033229235), (5, 4026583388), (10, 2013291694), (20, 1006645847), (109, 184705660), (218, 92352830), (436, 46176415), (545, 36941132), (739, 27243460), (1090, 18470566), (1478, 13621730), (2180, 9235283), (2956, 6810865), (3695, 5448692), (7390, 2724346), (12497, 1611020), (14780, 1362173), (24994, 805510), (49988, 402755), (62485, 322204), (80551, 249940), (124970, 161102)]