204973240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7187}}^1$

素因数の和:7252

約数の個数: 64

約数和(自身を含む): 496834560

約数和(自身を除く): 291861320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 7187, 14260, 14374, 28520, 28748, 35935, 57496, 71870, 143740, 165301, 222797, 287480, 330602, 445594, 661204, 826505, 891188, 1113985, 1322408, 1653010, 1782376, 2227970, 3306020, 4455940, 5124331, 6612040, 8911880, 10248662, 20497324, 25621655, 40994648, 51243310, 102486620, 204973240]

約数ペア:

[(1, 204973240), (2, 102486620), (4, 51243310), (5, 40994648), (8, 25621655), (10, 20497324), (20, 10248662), (23, 8911880), (31, 6612040), (40, 5124331), (46, 4455940), (62, 3306020), (92, 2227970), (115, 1782376), (124, 1653010), (155, 1322408), (184, 1113985), (230, 891188), (248, 826505), (310, 661204), (460, 445594), (620, 330602), (713, 287480), (920, 222797), (1240, 165301), (1426, 143740), (2852, 71870), (3565, 57496), (5704, 35935), (7130, 28748), (7187, 28520), (14260, 14374)]