20802471930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{64223}}^1$

素因数の和:64356

約数の個数: 96

約数和(自身を含む): 55905707520

約数和(自身を除く): 35103235590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 61, 90, 118, 122, 177, 183, 295, 305, 354, 366, 531, 549, 590, 610, 885, 915, 1062, 1098, 1770, 1830, 2655, 2745, 3599, 5310, 5490, 7198, 10797, 17995, 21594, 32391, 35990, 53985, 64223, 64782, 107970, 128446, 161955, 192669, 321115, 323910, 385338, 578007, 642230, 963345, 1156014, 1926690, 2890035, 3789157, 3917603, 5780070, 7578314, 7835206, 11367471, 11752809, 18945785, 19588015, 22734942, 23505618, 34102413, 35258427, 37891570, 39176030, 56837355, 58764045, 68204826, 70516854, 113674710, 117528090, 170512065, 176292135, 231138577, 341024130, 352584270, 462277154, 693415731, 1155692885, 1386831462, 2080247193, 2311385770, 3467078655, 4160494386, 6934157310, 10401235965, 20802471930]

約数ペア:

[(1, 20802471930), (2, 10401235965), (3, 6934157310), (5, 4160494386), (6, 3467078655), (9, 2311385770), (10, 2080247193), (15, 1386831462), (18, 1155692885), (30, 693415731), (45, 462277154), (59, 352584270), (61, 341024130), (90, 231138577), (118, 176292135), (122, 170512065), (177, 117528090), (183, 113674710), (295, 70516854), (305, 68204826), (354, 58764045), (366, 56837355), (531, 39176030), (549, 37891570), (590, 35258427), (610, 34102413), (885, 23505618), (915, 22734942), (1062, 19588015), (1098, 18945785), (1770, 11752809), (1830, 11367471), (2655, 7835206), (2745, 7578314), (3599, 5780070), (5310, 3917603), (5490, 3789157), (7198, 2890035), (10797, 1926690), (17995, 1156014), (21594, 963345), (32391, 642230), (35990, 578007), (53985, 385338), (64223, 323910), (64782, 321115), (107970, 192669), (128446, 161955)]