19823940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4079}}^1$

素因数の和:4103

約数の個数: 72

約数和(自身を含む): 62375040

約数和(自身を除く): 42551100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4079, 4860, 8158, 12237, 16316, 20395, 24474, 36711, 40790, 48948, 61185, 73422, 81580, 110133, 122370, 146844, 183555, 220266, 244740, 330399, 367110, 440532, 550665, 660798, 734220, 991197, 1101330, 1321596, 1651995, 1982394, 2202660, 3303990, 3964788, 4955985, 6607980, 9911970, 19823940]

約数ペア:

[(1, 19823940), (2, 9911970), (3, 6607980), (4, 4955985), (5, 3964788), (6, 3303990), (9, 2202660), (10, 1982394), (12, 1651995), (15, 1321596), (18, 1101330), (20, 991197), (27, 734220), (30, 660798), (36, 550665), (45, 440532), (54, 367110), (60, 330399), (81, 244740), (90, 220266), (108, 183555), (135, 146844), (162, 122370), (180, 110133), (243, 81580), (270, 73422), (324, 61185), (405, 48948), (486, 40790), (540, 36711), (810, 24474), (972, 20395), (1215, 16316), (1620, 12237), (2430, 8158), (4079, 4860)]