23556280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 60520320

約数和(自身を除く): 36964040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 157, 220, 242, 248, 310, 314, 341, 440, 484, 605, 620, 628, 682, 785, 968, 1210, 1240, 1256, 1364, 1570, 1705, 1727, 2420, 2728, 3140, 3410, 3454, 3751, 4840, 4867, 6280, 6820, 6908, 7502, 8635, 9734, 13640, 13816, 15004, 17270, 18755, 18997, 19468, 24335, 30008, 34540, 37510, 37994, 38936, 48670, 53537, 69080, 75020, 75988, 94985, 97340, 107074, 150040, 151976, 189970, 194680, 214148, 267685, 379940, 428296, 535370, 588907, 759880, 1070740, 1177814, 2141480, 2355628, 2944535, 4711256, 5889070, 11778140, 23556280]

約数ペア:

[(1, 23556280), (2, 11778140), (4, 5889070), (5, 4711256), (8, 2944535), (10, 2355628), (11, 2141480), (20, 1177814), (22, 1070740), (31, 759880), (40, 588907), (44, 535370), (55, 428296), (62, 379940), (88, 267685), (110, 214148), (121, 194680), (124, 189970), (155, 151976), (157, 150040), (220, 107074), (242, 97340), (248, 94985), (310, 75988), (314, 75020), (341, 69080), (440, 53537), (484, 48670), (605, 38936), (620, 37994), (628, 37510), (682, 34540), (785, 30008), (968, 24335), (1210, 19468), (1240, 18997), (1256, 18755), (1364, 17270), (1570, 15004), (1705, 13816), (1727, 13640), (2420, 9734), (2728, 8635), (3140, 7502), (3410, 6908), (3454, 6820), (3751, 6280), (4840, 4867)]