740350060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{13417}}^1$

素因数の和:13546

約数の個数: 48

約数和(自身を含む): 1623041280

約数和(自身を除く): 882691220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 5518, 11036, 13417, 13795, 26834, 27590, 53668, 55180, 67085, 134170, 268340, 415927, 831854, 1194113, 1663708, 2079635, 2388226, 4159270, 4776452, 5970565, 8318540, 11941130, 23882260, 37017503, 74035006, 148070012, 185087515, 370175030, 740350060]

約数ペア:

[(1, 740350060), (2, 370175030), (4, 185087515), (5, 148070012), (10, 74035006), (20, 37017503), (31, 23882260), (62, 11941130), (89, 8318540), (124, 5970565), (155, 4776452), (178, 4159270), (310, 2388226), (356, 2079635), (445, 1663708), (620, 1194113), (890, 831854), (1780, 415927), (2759, 268340), (5518, 134170), (11036, 67085), (13417, 55180), (13795, 53668), (26834, 27590)]