20120151930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{11393}}^1$

素因数の和:11520

約数の個数: 96

約数和(自身を含む): 50787342144

約数和(自身を除く): 30667190214

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 43, 74, 86, 111, 129, 185, 215, 222, 258, 370, 430, 555, 645, 1110, 1290, 1369, 1591, 2738, 3182, 4107, 4773, 6845, 7955, 8214, 9546, 11393, 13690, 15910, 20535, 22786, 23865, 34179, 41070, 47730, 56965, 58867, 68358, 113930, 117734, 170895, 176601, 294335, 341790, 353202, 421541, 489899, 588670, 843082, 883005, 979798, 1264623, 1469697, 1766010, 2107705, 2449495, 2529246, 2939394, 4215410, 4898990, 6323115, 7348485, 12646230, 14696970, 15597017, 18126263, 31194034, 36252526, 46791051, 54378789, 77985085, 90631315, 93582102, 108757578, 155970170, 181262630, 233955255, 271893945, 467910510, 543787890, 670671731, 1341343462, 2012015193, 3353358655, 4024030386, 6706717310, 10060075965, 20120151930]

約数ペア:

[(1, 20120151930), (2, 10060075965), (3, 6706717310), (5, 4024030386), (6, 3353358655), (10, 2012015193), (15, 1341343462), (30, 670671731), (37, 543787890), (43, 467910510), (74, 271893945), (86, 233955255), (111, 181262630), (129, 155970170), (185, 108757578), (215, 93582102), (222, 90631315), (258, 77985085), (370, 54378789), (430, 46791051), (555, 36252526), (645, 31194034), (1110, 18126263), (1290, 15597017), (1369, 14696970), (1591, 12646230), (2738, 7348485), (3182, 6323115), (4107, 4898990), (4773, 4215410), (6845, 2939394), (7955, 2529246), (8214, 2449495), (9546, 2107705), (11393, 1766010), (13690, 1469697), (15910, 1264623), (20535, 979798), (22786, 883005), (23865, 843082), (34179, 588670), (41070, 489899), (47730, 421541), (56965, 353202), (58867, 341790), (68358, 294335), (113930, 176601), (117734, 170895)]