245549820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{99817}}^1$

素因数の和:99870

約数の個数: 48

約数和(自身を含む): 704315808

約数和(自身を除く): 458765988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 99817, 199634, 299451, 399268, 499085, 598902, 998170, 1197804, 1497255, 1996340, 2994510, 4092497, 5989020, 8184994, 12277491, 16369988, 20462485, 24554982, 40924970, 49109964, 61387455, 81849940, 122774910, 245549820]

約数ペア:

[(1, 245549820), (2, 122774910), (3, 81849940), (4, 61387455), (5, 49109964), (6, 40924970), (10, 24554982), (12, 20462485), (15, 16369988), (20, 12277491), (30, 8184994), (41, 5989020), (60, 4092497), (82, 2994510), (123, 1996340), (164, 1497255), (205, 1197804), (246, 998170), (410, 598902), (492, 499085), (615, 399268), (820, 299451), (1230, 199634), (2460, 99817)]