30993160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70439}}^1$

素因数の和:70461

約数の個数: 32

約数和(自身を含む): 76075200

約数和(自身を除く): 45082040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 70439, 140878, 281756, 352195, 563512, 704390, 774829, 1408780, 1549658, 2817560, 3099316, 3874145, 6198632, 7748290, 15496580, 30993160]

約数ペア:

[(1, 30993160), (2, 15496580), (4, 7748290), (5, 6198632), (8, 3874145), (10, 3099316), (11, 2817560), (20, 1549658), (22, 1408780), (40, 774829), (44, 704390), (55, 563512), (88, 352195), (110, 281756), (220, 140878), (440, 70439)]