172822460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2582

約数の個数: 48

約数和(自身を含む): 381278016

約数和(自身を除く): 208455556

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 314, 460, 628, 785, 1570, 2393, 3140, 3611, 4786, 7222, 9572, 11965, 14444, 18055, 23930, 36110, 47860, 55039, 72220, 110078, 220156, 275195, 375701, 550390, 751402, 1100780, 1502804, 1878505, 3757010, 7514020, 8641123, 17282246, 34564492, 43205615, 86411230, 172822460]

約数ペア:

[(1, 172822460), (2, 86411230), (4, 43205615), (5, 34564492), (10, 17282246), (20, 8641123), (23, 7514020), (46, 3757010), (92, 1878505), (115, 1502804), (157, 1100780), (230, 751402), (314, 550390), (460, 375701), (628, 275195), (785, 220156), (1570, 110078), (2393, 72220), (3140, 55039), (3611, 47860), (4786, 36110), (7222, 23930), (9572, 18055), (11965, 14444)]