40694320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 99636480

約数和(自身を除く): 58942160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 269, 305, 310, 488, 496, 538, 610, 620, 976, 1076, 1220, 1240, 1345, 1891, 2152, 2440, 2480, 2690, 3782, 4304, 4880, 5380, 7564, 8339, 9455, 10760, 15128, 16409, 16678, 18910, 21520, 30256, 32818, 33356, 37820, 41695, 65636, 66712, 75640, 82045, 83390, 131272, 133424, 151280, 164090, 166780, 262544, 328180, 333560, 508679, 656360, 667120, 1017358, 1312720, 2034716, 2543395, 4069432, 5086790, 8138864, 10173580, 20347160, 40694320]

約数ペア:

[(1, 40694320), (2, 20347160), (4, 10173580), (5, 8138864), (8, 5086790), (10, 4069432), (16, 2543395), (20, 2034716), (31, 1312720), (40, 1017358), (61, 667120), (62, 656360), (80, 508679), (122, 333560), (124, 328180), (155, 262544), (244, 166780), (248, 164090), (269, 151280), (305, 133424), (310, 131272), (488, 83390), (496, 82045), (538, 75640), (610, 66712), (620, 65636), (976, 41695), (1076, 37820), (1220, 33356), (1240, 32818), (1345, 30256), (1891, 21520), (2152, 18910), (2440, 16678), (2480, 16409), (2690, 15128), (3782, 10760), (4304, 9455), (4880, 8339), (5380, 7564)]