200480222020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{1245683}}^1$

素因数の和:1246324

約数の個数: 48

約数和(自身を含む): 454126559040

約数和(自身を除く): 253646337020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 619, 1238, 2476, 3095, 6190, 8047, 12380, 16094, 32188, 40235, 80470, 160940, 1245683, 2491366, 4982732, 6228415, 12456830, 16193879, 24913660, 32387758, 64775516, 80969395, 161938790, 323877580, 771077777, 1542155554, 3084311108, 3855388885, 7710777770, 10024011101, 15421555540, 20048022202, 40096044404, 50120055505, 100240111010, 200480222020]

約数ペア:

[(1, 200480222020), (2, 100240111010), (4, 50120055505), (5, 40096044404), (10, 20048022202), (13, 15421555540), (20, 10024011101), (26, 7710777770), (52, 3855388885), (65, 3084311108), (130, 1542155554), (260, 771077777), (619, 323877580), (1238, 161938790), (2476, 80969395), (3095, 64775516), (6190, 32387758), (8047, 24913660), (12380, 16193879), (16094, 12456830), (32188, 6228415), (40235, 4982732), (80470, 2491366), (160940, 1245683)]