42614980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^2\times {\mathrm{269}}^1$

素因数の和:456

約数の個数: 36

約数和(自身を含む): 90844740

約数和(自身を除く): 48229760

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 269, 356, 445, 538, 890, 1076, 1345, 1780, 2690, 5380, 7921, 15842, 23941, 31684, 39605, 47882, 79210, 95764, 119705, 158420, 239410, 478820, 2130749, 4261498, 8522996, 10653745, 21307490, 42614980]

約数ペア:

[(1, 42614980), (2, 21307490), (4, 10653745), (5, 8522996), (10, 4261498), (20, 2130749), (89, 478820), (178, 239410), (269, 158420), (356, 119705), (445, 95764), (538, 79210), (890, 47882), (1076, 39605), (1345, 31684), (1780, 23941), (2690, 15842), (5380, 7921)]