185650220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{189439}}^1$

素因数の和:189462

約数の個数: 36

約数和(自身を含む): 453519360

約数和(自身を除く): 267869140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 189439, 378878, 757756, 947195, 1326073, 1894390, 2652146, 3788780, 5304292, 6630365, 9282511, 13260730, 18565022, 26521460, 37130044, 46412555, 92825110, 185650220]

約数ペア:

[(1, 185650220), (2, 92825110), (4, 46412555), (5, 37130044), (7, 26521460), (10, 18565022), (14, 13260730), (20, 9282511), (28, 6630365), (35, 5304292), (49, 3788780), (70, 2652146), (98, 1894390), (140, 1326073), (196, 947195), (245, 757756), (490, 378878), (980, 189439)]