2015373990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{24671}}^1$

素因数の和:25077

約数の個数: 64

約数和(自身を含む): 5542318080

約数和(自身を除く): 3526944090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 389, 778, 1167, 1945, 2334, 2723, 3890, 5446, 5835, 8169, 11670, 13615, 16338, 24671, 27230, 40845, 49342, 74013, 81690, 123355, 148026, 172697, 246710, 345394, 370065, 518091, 740130, 863485, 1036182, 1726970, 2590455, 5180910, 9597019, 19194038, 28791057, 47985095, 57582114, 67179133, 95970190, 134358266, 143955285, 201537399, 287910570, 335895665, 403074798, 671791330, 1007686995, 2015373990]

約数ペア:

[(1, 2015373990), (2, 1007686995), (3, 671791330), (5, 403074798), (6, 335895665), (7, 287910570), (10, 201537399), (14, 143955285), (15, 134358266), (21, 95970190), (30, 67179133), (35, 57582114), (42, 47985095), (70, 28791057), (105, 19194038), (210, 9597019), (389, 5180910), (778, 2590455), (1167, 1726970), (1945, 1036182), (2334, 863485), (2723, 740130), (3890, 518091), (5446, 370065), (5835, 345394), (8169, 246710), (11670, 172697), (13615, 148026), (16338, 123355), (24671, 81690), (27230, 74013), (40845, 49342)]