211327760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{377371}}^1$

素因数の和:377391

約数の個数: 40

約数和(自身を含む): 561529536

約数和(自身を除く): 350201776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 377371, 754742, 1509484, 1886855, 2641597, 3018968, 3773710, 5283194, 6037936, 7547420, 10566388, 13207985, 15094840, 21132776, 26415970, 30189680, 42265552, 52831940, 105663880, 211327760]

約数ペア:

[(1, 211327760), (2, 105663880), (4, 52831940), (5, 42265552), (7, 30189680), (8, 26415970), (10, 21132776), (14, 15094840), (16, 13207985), (20, 10566388), (28, 7547420), (35, 6037936), (40, 5283194), (56, 3773710), (70, 3018968), (80, 2641597), (112, 1886855), (140, 1509484), (280, 754742), (560, 377371)]