30870910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 65138976

約数和(自身を除く): 34268066

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 157, 265, 314, 371, 530, 742, 785, 1099, 1570, 1855, 2198, 2809, 3710, 5495, 5618, 8321, 10990, 14045, 16642, 19663, 28090, 39326, 41605, 58247, 83210, 98315, 116494, 196630, 291235, 441013, 582470, 882026, 2205065, 3087091, 4410130, 6174182, 15435455, 30870910]

約数ペア:

[(1, 30870910), (2, 15435455), (5, 6174182), (7, 4410130), (10, 3087091), (14, 2205065), (35, 882026), (53, 582470), (70, 441013), (106, 291235), (157, 196630), (265, 116494), (314, 98315), (371, 83210), (530, 58247), (742, 41605), (785, 39326), (1099, 28090), (1570, 19663), (1855, 16642), (2198, 14045), (2809, 10990), (3710, 8321), (5495, 5618)]