40110590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 82736640

約数和(自身を除く): 42626050

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 269, 310, 370, 403, 481, 538, 806, 962, 1147, 1345, 2015, 2294, 2405, 2690, 3497, 4030, 4810, 5735, 6994, 8339, 9953, 11470, 14911, 16678, 17485, 19906, 29822, 34970, 41695, 49765, 74555, 83390, 99530, 108407, 129389, 149110, 216814, 258778, 308543, 542035, 617086, 646945, 1084070, 1293890, 1542715, 3085430, 4011059, 8022118, 20055295, 40110590]

約数ペア:

[(1, 40110590), (2, 20055295), (5, 8022118), (10, 4011059), (13, 3085430), (26, 1542715), (31, 1293890), (37, 1084070), (62, 646945), (65, 617086), (74, 542035), (130, 308543), (155, 258778), (185, 216814), (269, 149110), (310, 129389), (370, 108407), (403, 99530), (481, 83390), (538, 74555), (806, 49765), (962, 41695), (1147, 34970), (1345, 29822), (2015, 19906), (2294, 17485), (2405, 16678), (2690, 14911), (3497, 11470), (4030, 9953), (4810, 8339), (5735, 6994)]