30544220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 74027520

約数和(自身を除く): 43483300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2039, 2140, 2996, 3745, 4078, 7490, 8156, 10195, 14273, 14980, 20390, 28546, 40780, 57092, 71365, 142730, 218173, 285460, 436346, 872692, 1090865, 1527211, 2181730, 3054422, 4363460, 6108844, 7636055, 15272110, 30544220]

約数ペア:

[(1, 30544220), (2, 15272110), (4, 7636055), (5, 6108844), (7, 4363460), (10, 3054422), (14, 2181730), (20, 1527211), (28, 1090865), (35, 872692), (70, 436346), (107, 285460), (140, 218173), (214, 142730), (428, 71365), (535, 57092), (749, 40780), (1070, 28546), (1498, 20390), (2039, 14980), (2140, 14273), (2996, 10195), (3745, 8156), (4078, 7490)]