1983990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1613}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 4880736

約数和(自身を除く): 2896746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 1613, 3226, 4839, 8065, 9678, 16130, 24195, 48390, 66133, 132266, 198399, 330665, 396798, 661330, 991995, 1983990]

約数ペア:

[(1, 1983990), (2, 991995), (3, 661330), (5, 396798), (6, 330665), (10, 198399), (15, 132266), (30, 66133), (41, 48390), (82, 24195), (123, 16130), (205, 9678), (246, 8065), (410, 4839), (615, 3226), (1230, 1613)]