20479410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32507}}^1$

素因数の和:32527

約数の個数: 48

約数和(自身を含む): 60854976

約数和(自身を除く): 40375566

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32507, 65014, 97521, 162535, 195042, 227549, 292563, 325070, 455098, 487605, 585126, 682647, 975210, 1137745, 1365294, 1462815, 2047941, 2275490, 2925630, 3413235, 4095882, 6826470, 10239705, 20479410]

約数ペア:

[(1, 20479410), (2, 10239705), (3, 6826470), (5, 4095882), (6, 3413235), (7, 2925630), (9, 2275490), (10, 2047941), (14, 1462815), (15, 1365294), (18, 1137745), (21, 975210), (30, 682647), (35, 585126), (42, 487605), (45, 455098), (63, 325070), (70, 292563), (90, 227549), (105, 195042), (126, 162535), (210, 97521), (315, 65014), (630, 32507)]