40142830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1481

約数の個数: 64

約数和(自身を含む): 91865088

約数和(自身を除く): 51722258

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 1423, 2015, 2170, 2821, 2846, 4030, 5642, 7115, 9961, 14105, 14230, 18499, 19922, 28210, 36998, 44113, 49805, 88226, 92495, 99610, 129493, 184990, 220565, 258986, 308791, 441130, 573469, 617582, 647465, 1146938, 1294930, 1543955, 2867345, 3087910, 4014283, 5734690, 8028566, 20071415, 40142830]

約数ペア:

[(1, 40142830), (2, 20071415), (5, 8028566), (7, 5734690), (10, 4014283), (13, 3087910), (14, 2867345), (26, 1543955), (31, 1294930), (35, 1146938), (62, 647465), (65, 617582), (70, 573469), (91, 441130), (130, 308791), (155, 258986), (182, 220565), (217, 184990), (310, 129493), (403, 99610), (434, 92495), (455, 88226), (806, 49805), (910, 44113), (1085, 36998), (1423, 28210), (2015, 19922), (2170, 18499), (2821, 14230), (2846, 14105), (4030, 9961), (5642, 7115)]