4874572720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1\times {\mathrm{1973}}^1$

素因数の和:2422

約数の個数: 80

約数和(自身を含む): 11499576480

約数和(自身を除く): 6625003760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 347, 356, 445, 694, 712, 890, 1388, 1424, 1735, 1780, 1973, 2776, 3470, 3560, 3946, 5552, 6940, 7120, 7892, 9865, 13880, 15784, 19730, 27760, 30883, 31568, 39460, 61766, 78920, 123532, 154415, 157840, 175597, 247064, 308830, 351194, 494128, 617660, 684631, 702388, 877985, 1235320, 1369262, 1404776, 1755970, 2470640, 2738524, 2809552, 3423155, 3511940, 5477048, 6846310, 7023880, 10954096, 13692620, 14047760, 27385240, 54770480, 60932159, 121864318, 243728636, 304660795, 487457272, 609321590, 974914544, 1218643180, 2437286360, 4874572720]

約数ペア:

[(1, 4874572720), (2, 2437286360), (4, 1218643180), (5, 974914544), (8, 609321590), (10, 487457272), (16, 304660795), (20, 243728636), (40, 121864318), (80, 60932159), (89, 54770480), (178, 27385240), (347, 14047760), (356, 13692620), (445, 10954096), (694, 7023880), (712, 6846310), (890, 5477048), (1388, 3511940), (1424, 3423155), (1735, 2809552), (1780, 2738524), (1973, 2470640), (2776, 1755970), (3470, 1404776), (3560, 1369262), (3946, 1235320), (5552, 877985), (6940, 702388), (7120, 684631), (7892, 617660), (9865, 494128), (13880, 351194), (15784, 308830), (19730, 247064), (27760, 175597), (30883, 157840), (31568, 154415), (39460, 123532), (61766, 78920)]