42140620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3023}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 96018048

約数和(自身を除く): 53877428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3023, 3485, 6046, 6970, 12092, 13940, 15115, 30230, 51391, 60460, 102782, 123943, 205564, 247886, 256955, 495772, 513910, 619715, 1027820, 1239430, 2107031, 2478860, 4214062, 8428124, 10535155, 21070310, 42140620]

約数ペア:

[(1, 42140620), (2, 21070310), (4, 10535155), (5, 8428124), (10, 4214062), (17, 2478860), (20, 2107031), (34, 1239430), (41, 1027820), (68, 619715), (82, 513910), (85, 495772), (164, 256955), (170, 247886), (205, 205564), (340, 123943), (410, 102782), (697, 60460), (820, 51391), (1394, 30230), (2788, 15115), (3023, 13940), (3485, 12092), (6046, 6970)]