20120158320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2251}}^1\times {\mathrm{37243}}^1$

素因数の和:39510

約数の個数: 80

約数和(自身を含む): 62401875072

約数和(自身を除く): 42281716752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2251, 4502, 6753, 9004, 11255, 13506, 18008, 22510, 27012, 33765, 36016, 37243, 45020, 54024, 67530, 74486, 90040, 108048, 111729, 135060, 148972, 180080, 186215, 223458, 270120, 297944, 372430, 446916, 540240, 558645, 595888, 744860, 893832, 1117290, 1489720, 1787664, 2234580, 2979440, 4469160, 8938320, 83833993, 167667986, 251501979, 335335972, 419169965, 503003958, 670671944, 838339930, 1006007916, 1257509895, 1341343888, 1676679860, 2012015832, 2515019790, 3353359720, 4024031664, 5030039580, 6706719440, 10060079160, 20120158320]

約数ペア:

[(1, 20120158320), (2, 10060079160), (3, 6706719440), (4, 5030039580), (5, 4024031664), (6, 3353359720), (8, 2515019790), (10, 2012015832), (12, 1676679860), (15, 1341343888), (16, 1257509895), (20, 1006007916), (24, 838339930), (30, 670671944), (40, 503003958), (48, 419169965), (60, 335335972), (80, 251501979), (120, 167667986), (240, 83833993), (2251, 8938320), (4502, 4469160), (6753, 2979440), (9004, 2234580), (11255, 1787664), (13506, 1489720), (18008, 1117290), (22510, 893832), (27012, 744860), (33765, 595888), (36016, 558645), (37243, 540240), (45020, 446916), (54024, 372430), (67530, 297944), (74486, 270120), (90040, 223458), (108048, 186215), (111729, 180080), (135060, 148972)]