230828260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1823}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 523385856

約数和(自身を除く): 292557596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 487, 974, 1823, 1948, 2435, 3646, 4870, 6331, 7292, 9115, 9740, 12662, 18230, 23699, 25324, 31655, 36460, 47398, 63310, 94796, 118495, 126620, 236990, 473980, 887801, 1775602, 3551204, 4439005, 8878010, 11541413, 17756020, 23082826, 46165652, 57707065, 115414130, 230828260]

約数ペア:

[(1, 230828260), (2, 115414130), (4, 57707065), (5, 46165652), (10, 23082826), (13, 17756020), (20, 11541413), (26, 8878010), (52, 4439005), (65, 3551204), (130, 1775602), (260, 887801), (487, 473980), (974, 236990), (1823, 126620), (1948, 118495), (2435, 94796), (3646, 63310), (4870, 47398), (6331, 36460), (7292, 31655), (9115, 25324), (9740, 23699), (12662, 18230)]