26949320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 63201600

約数和(自身を除く): 36252280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 131, 139, 148, 185, 262, 278, 296, 370, 524, 556, 655, 695, 740, 1048, 1112, 1310, 1390, 1480, 2620, 2780, 4847, 5143, 5240, 5560, 9694, 10286, 18209, 19388, 20572, 24235, 25715, 36418, 38776, 41144, 48470, 51430, 72836, 91045, 96940, 102860, 145672, 182090, 193880, 205720, 364180, 673733, 728360, 1347466, 2694932, 3368665, 5389864, 6737330, 13474660, 26949320]

約数ペア:

[(1, 26949320), (2, 13474660), (4, 6737330), (5, 5389864), (8, 3368665), (10, 2694932), (20, 1347466), (37, 728360), (40, 673733), (74, 364180), (131, 205720), (139, 193880), (148, 182090), (185, 145672), (262, 102860), (278, 96940), (296, 91045), (370, 72836), (524, 51430), (556, 48470), (655, 41144), (695, 38776), (740, 36418), (1048, 25715), (1112, 24235), (1310, 20572), (1390, 19388), (1480, 18209), (2620, 10286), (2780, 9694), (4847, 5560), (5143, 5240)]