30027860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 64912512

約数和(自身を除く): 34884652

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 163, 244, 302, 305, 326, 604, 610, 652, 755, 815, 1220, 1510, 1630, 3020, 3260, 9211, 9943, 18422, 19886, 24613, 36844, 39772, 46055, 49226, 49715, 92110, 98452, 99430, 123065, 184220, 198860, 246130, 492260, 1501393, 3002786, 6005572, 7506965, 15013930, 30027860]

約数ペア:

[(1, 30027860), (2, 15013930), (4, 7506965), (5, 6005572), (10, 3002786), (20, 1501393), (61, 492260), (122, 246130), (151, 198860), (163, 184220), (244, 123065), (302, 99430), (305, 98452), (326, 92110), (604, 49715), (610, 49226), (652, 46055), (755, 39772), (815, 36844), (1220, 24613), (1510, 19886), (1630, 18422), (3020, 9943), (3260, 9211)]