28823940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2027}}^1$

素因数の和:2121

約数の個数: 72

約数和(自身を含む): 88583040

約数和(自身を除く): 59759100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2027, 2370, 2844, 3555, 4054, 4740, 6081, 7110, 8108, 10135, 12162, 14220, 18243, 20270, 24324, 30405, 36486, 40540, 60810, 72972, 91215, 121620, 160133, 182430, 320266, 364860, 480399, 640532, 800665, 960798, 1441197, 1601330, 1921596, 2401995, 2882394, 3202660, 4803990, 5764788, 7205985, 9607980, 14411970, 28823940]

約数ペア:

[(1, 28823940), (2, 14411970), (3, 9607980), (4, 7205985), (5, 5764788), (6, 4803990), (9, 3202660), (10, 2882394), (12, 2401995), (15, 1921596), (18, 1601330), (20, 1441197), (30, 960798), (36, 800665), (45, 640532), (60, 480399), (79, 364860), (90, 320266), (158, 182430), (180, 160133), (237, 121620), (316, 91215), (395, 72972), (474, 60810), (711, 40540), (790, 36486), (948, 30405), (1185, 24324), (1422, 20270), (1580, 18243), (2027, 14220), (2370, 12162), (2844, 10135), (3555, 8108), (4054, 7110), (4740, 6081)]