130722020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{45707}}^1$

素因数の和:45740

約数の個数: 48

約数和(自身を含む): 322515648

約数和(自身を除く): 191793628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 45707, 91414, 182828, 228535, 457070, 502777, 594191, 914140, 1005554, 1188382, 2011108, 2376764, 2513885, 2970955, 5027770, 5941910, 6536101, 10055540, 11883820, 13072202, 26144404, 32680505, 65361010, 130722020]

約数ペア:

[(1, 130722020), (2, 65361010), (4, 32680505), (5, 26144404), (10, 13072202), (11, 11883820), (13, 10055540), (20, 6536101), (22, 5941910), (26, 5027770), (44, 2970955), (52, 2513885), (55, 2376764), (65, 2011108), (110, 1188382), (130, 1005554), (143, 914140), (220, 594191), (260, 502777), (286, 457070), (572, 228535), (715, 182828), (1430, 91414), (2860, 45707)]