30656940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5741}}^1$

素因数の和:5842

約数の個数: 48

約数和(自身を含む): 86819040

約数和(自身を除く): 56162100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 5741, 11482, 17223, 22964, 28705, 34446, 57410, 68892, 86115, 114820, 172230, 344460, 510949, 1021898, 1532847, 2043796, 2554745, 3065694, 5109490, 6131388, 7664235, 10218980, 15328470, 30656940]

約数ペア:

[(1, 30656940), (2, 15328470), (3, 10218980), (4, 7664235), (5, 6131388), (6, 5109490), (10, 3065694), (12, 2554745), (15, 2043796), (20, 1532847), (30, 1021898), (60, 510949), (89, 344460), (178, 172230), (267, 114820), (356, 86115), (445, 68892), (534, 57410), (890, 34446), (1068, 28705), (1335, 22964), (1780, 17223), (2670, 11482), (5340, 5741)]