200024860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{204107}}^1$

素因数の和:204130

約数の個数: 36

約数和(自身を含む): 488634552

約数和(自身を除く): 288609692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 204107, 408214, 816428, 1020535, 1428749, 2041070, 2857498, 4082140, 5714996, 7143745, 10001243, 14287490, 20002486, 28574980, 40004972, 50006215, 100012430, 200024860]

約数ペア:

[(1, 200024860), (2, 100012430), (4, 50006215), (5, 40004972), (7, 28574980), (10, 20002486), (14, 14287490), (20, 10001243), (28, 7143745), (35, 5714996), (49, 4082140), (70, 2857498), (98, 2041070), (140, 1428749), (196, 1020535), (245, 816428), (490, 408214), (980, 204107)]