201216880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109357}}^1$

素因数の和:109393

約数の個数: 40

約数和(自身を含む): 488174112

約数和(自身を除く): 286957232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 109357, 218714, 437428, 546785, 874856, 1093570, 1749712, 2187140, 2515211, 4374280, 5030422, 8748560, 10060844, 12576055, 20121688, 25152110, 40243376, 50304220, 100608440, 201216880]

約数ペア:

[(1, 201216880), (2, 100608440), (4, 50304220), (5, 40243376), (8, 25152110), (10, 20121688), (16, 12576055), (20, 10060844), (23, 8748560), (40, 5030422), (46, 4374280), (80, 2515211), (92, 2187140), (115, 1749712), (184, 1093570), (230, 874856), (368, 546785), (460, 437428), (920, 218714), (1840, 109357)]