194186480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78301}}^1$

素因数の和:78345

約数の個数: 40

約数和(自身を含む): 466053504

約数和(自身を除く): 271867024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 78301, 156602, 313204, 391505, 626408, 783010, 1252816, 1566020, 2427331, 3132040, 4854662, 6264080, 9709324, 12136655, 19418648, 24273310, 38837296, 48546620, 97093240, 194186480]

約数ペア:

[(1, 194186480), (2, 97093240), (4, 48546620), (5, 38837296), (8, 24273310), (10, 19418648), (16, 12136655), (20, 9709324), (31, 6264080), (40, 4854662), (62, 3132040), (80, 2427331), (124, 1566020), (155, 1252816), (248, 783010), (310, 626408), (496, 391505), (620, 313204), (1240, 156602), (2480, 78301)]