197579120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79669}}^1$

素因数の和:79713

約数の個数: 40

約数和(自身を含む): 474195840

約数和(自身を除く): 276616720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 79669, 159338, 318676, 398345, 637352, 796690, 1274704, 1593380, 2469739, 3186760, 4939478, 6373520, 9878956, 12348695, 19757912, 24697390, 39515824, 49394780, 98789560, 197579120]

約数ペア:

[(1, 197579120), (2, 98789560), (4, 49394780), (5, 39515824), (8, 24697390), (10, 19757912), (16, 12348695), (20, 9878956), (31, 6373520), (40, 4939478), (62, 3186760), (80, 2469739), (124, 1593380), (155, 1274704), (248, 796690), (310, 637352), (496, 398345), (620, 318676), (1240, 159338), (2480, 79669)]