51971940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{288733}}^1$

素因数の和:288748

約数の個数: 36

約数和(自身を含む): 157648764

約数和(自身を除く): 105676824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 288733, 577466, 866199, 1154932, 1443665, 1732398, 2598597, 2887330, 3464796, 4330995, 5197194, 5774660, 8661990, 10394388, 12992985, 17323980, 25985970, 51971940]

約数ペア:

[(1, 51971940), (2, 25985970), (3, 17323980), (4, 12992985), (5, 10394388), (6, 8661990), (9, 5774660), (10, 5197194), (12, 4330995), (15, 3464796), (18, 2887330), (20, 2598597), (30, 1732398), (36, 1443665), (45, 1154932), (60, 866199), (90, 577466), (180, 288733)]