1815804547220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{1231}}^1\times {\mathrm{6271}}^1$

素因数の和:8149

約数の個数: 96

約数和(自身を含む): 4024275763200

約数和(自身を除く): 2208471215980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 619, 1231, 1238, 2462, 2476, 3095, 4924, 6155, 6190, 6271, 11761, 12310, 12380, 12542, 23389, 23522, 24620, 25084, 31355, 46778, 47044, 58805, 62710, 93556, 116945, 117610, 119149, 125420, 233890, 235220, 238298, 467780, 476596, 595745, 761989, 1191490, 1523978, 2382980, 3047956, 3809945, 3881749, 7619890, 7719601, 7763498, 14477791, 15239780, 15439202, 15526996, 19408745, 28955582, 30878404, 38598005, 38817490, 57911164, 72388955, 73753231, 77196010, 77634980, 144777910, 146672419, 147506462, 154392020, 289555820, 293344838, 295012924, 368766155, 586689676, 733362095, 737532310, 1466724190, 1475064620, 2933448380, 4778433019, 9556866038, 19113732076, 23892165095, 47784330190, 90790227361, 95568660380, 181580454722, 363160909444, 453951136805, 907902273610, 1815804547220]

約数ペア:

[(1, 1815804547220), (2, 907902273610), (4, 453951136805), (5, 363160909444), (10, 181580454722), (19, 95568660380), (20, 90790227361), (38, 47784330190), (76, 23892165095), (95, 19113732076), (190, 9556866038), (380, 4778433019), (619, 2933448380), (1231, 1475064620), (1238, 1466724190), (2462, 737532310), (2476, 733362095), (3095, 586689676), (4924, 368766155), (6155, 295012924), (6190, 293344838), (6271, 289555820), (11761, 154392020), (12310, 147506462), (12380, 146672419), (12542, 144777910), (23389, 77634980), (23522, 77196010), (24620, 73753231), (25084, 72388955), (31355, 57911164), (46778, 38817490), (47044, 38598005), (58805, 30878404), (62710, 28955582), (93556, 19408745), (116945, 15526996), (117610, 15439202), (119149, 15239780), (125420, 14477791), (233890, 7763498), (235220, 7719601), (238298, 7619890), (467780, 3881749), (476596, 3809945), (595745, 3047956), (761989, 2382980), (1191490, 1523978)]