30729680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12391}}^1$

素因数の和:12435

約数の個数: 40

約数和(自身を含む): 73757184

約数和(自身を除く): 43027504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12391, 24782, 49564, 61955, 99128, 123910, 198256, 247820, 384121, 495640, 768242, 991280, 1536484, 1920605, 3072968, 3841210, 6145936, 7682420, 15364840, 30729680]

約数ペア:

[(1, 30729680), (2, 15364840), (4, 7682420), (5, 6145936), (8, 3841210), (10, 3072968), (16, 1920605), (20, 1536484), (31, 991280), (40, 768242), (62, 495640), (80, 384121), (124, 247820), (155, 198256), (248, 123910), (310, 99128), (496, 61955), (620, 49564), (1240, 24782), (2480, 12391)]