15211970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 30594240

約数和(自身を除く): 15382270

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 59, 95, 115, 118, 190, 230, 295, 437, 590, 874, 1121, 1357, 2185, 2242, 2714, 3481, 4370, 5605, 6785, 6962, 11210, 13570, 17405, 25783, 34810, 51566, 66139, 80063, 128915, 132278, 160126, 257830, 330695, 400315, 661390, 800630, 1521197, 3042394, 7605985, 15211970]

約数ペア:

[(1, 15211970), (2, 7605985), (5, 3042394), (10, 1521197), (19, 800630), (23, 661390), (38, 400315), (46, 330695), (59, 257830), (95, 160126), (115, 132278), (118, 128915), (190, 80063), (230, 66139), (295, 51566), (437, 34810), (590, 25783), (874, 17405), (1121, 13570), (1357, 11210), (2185, 6962), (2242, 6785), (2714, 5605), (3481, 4370)]