238575220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{1607}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 540828288

約数和(自身を除く): 302253068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 571, 1142, 1607, 2284, 2855, 3214, 5710, 6428, 7423, 8035, 11420, 14846, 16070, 20891, 29692, 32140, 37115, 41782, 74230, 83564, 104455, 148460, 208910, 417820, 917597, 1835194, 3670388, 4587985, 9175970, 11928761, 18351940, 23857522, 47715044, 59643805, 119287610, 238575220]

約数ペア:

[(1, 238575220), (2, 119287610), (4, 59643805), (5, 47715044), (10, 23857522), (13, 18351940), (20, 11928761), (26, 9175970), (52, 4587985), (65, 3670388), (130, 1835194), (260, 917597), (571, 417820), (1142, 208910), (1607, 148460), (2284, 104455), (2855, 83564), (3214, 74230), (5710, 41782), (6428, 37115), (7423, 32140), (8035, 29692), (11420, 20891), (14846, 16070)]