1878487980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{763613}}^1$

素因数の和:763666

約数の個数: 48

約数和(自身を含む): 5388060384

約数和(自身を除く): 3509572404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 763613, 1527226, 2290839, 3054452, 3818065, 4581678, 7636130, 9163356, 11454195, 15272260, 22908390, 31308133, 45816780, 62616266, 93924399, 125232532, 156540665, 187848798, 313081330, 375697596, 469621995, 626162660, 939243990, 1878487980]

約数ペア:

[(1, 1878487980), (2, 939243990), (3, 626162660), (4, 469621995), (5, 375697596), (6, 313081330), (10, 187848798), (12, 156540665), (15, 125232532), (20, 93924399), (30, 62616266), (41, 45816780), (60, 31308133), (82, 22908390), (123, 15272260), (164, 11454195), (205, 9163356), (246, 7636130), (410, 4581678), (492, 3818065), (615, 3054452), (820, 2290839), (1230, 1527226), (2460, 763613)]