202328140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2531}}^1$

素因数の和:3118

約数の個数: 48

約数和(自身を含む): 486630144

約数和(自身を除く): 284302004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1142, 2284, 2531, 2855, 3997, 5062, 5710, 7994, 10124, 11420, 12655, 15988, 17717, 19985, 25310, 35434, 39970, 50620, 70868, 79940, 88585, 177170, 354340, 1445201, 2890402, 5780804, 7226005, 10116407, 14452010, 20232814, 28904020, 40465628, 50582035, 101164070, 202328140]

約数ペア:

[(1, 202328140), (2, 101164070), (4, 50582035), (5, 40465628), (7, 28904020), (10, 20232814), (14, 14452010), (20, 10116407), (28, 7226005), (35, 5780804), (70, 2890402), (140, 1445201), (571, 354340), (1142, 177170), (2284, 88585), (2531, 79940), (2855, 70868), (3997, 50620), (5062, 39970), (5710, 35434), (7994, 25310), (10124, 19985), (11420, 17717), (12655, 15988)]