30269420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 66224928

約数和(自身を除く): 35955508

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 577, 610, 860, 1154, 1220, 2308, 2623, 2885, 5246, 5770, 10492, 11540, 13115, 24811, 26230, 35197, 49622, 52460, 70394, 99244, 124055, 140788, 175985, 248110, 351970, 496220, 703940, 1513471, 3026942, 6053884, 7567355, 15134710, 30269420]

約数ペア:

[(1, 30269420), (2, 15134710), (4, 7567355), (5, 6053884), (10, 3026942), (20, 1513471), (43, 703940), (61, 496220), (86, 351970), (122, 248110), (172, 175985), (215, 140788), (244, 124055), (305, 99244), (430, 70394), (577, 52460), (610, 49622), (860, 35197), (1154, 26230), (1220, 24811), (2308, 13115), (2623, 11540), (2885, 10492), (5246, 5770)]