20139749940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1\times {\mathrm{3251}}^1$

素因数の和:3949

約数の個数: 96

約数和(自身を含む): 56783978496

約数和(自身を除く): 36644228556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 463, 669, 892, 926, 1115, 1338, 1389, 1852, 2230, 2315, 2676, 2778, 3251, 3345, 4460, 4630, 5556, 6502, 6690, 6945, 9260, 9753, 13004, 13380, 13890, 16255, 19506, 27780, 32510, 39012, 48765, 65020, 97530, 103249, 195060, 206498, 309747, 412996, 516245, 619494, 724973, 1032490, 1238988, 1449946, 1505213, 1548735, 2064980, 2174919, 2899892, 3010426, 3097470, 3624865, 4349838, 4515639, 6020852, 6194940, 7249730, 7526065, 8699676, 9031278, 10874595, 14499460, 15052130, 18062556, 21749190, 22578195, 30104260, 43498380, 45156390, 90312780, 335662499, 671324998, 1006987497, 1342649996, 1678312495, 2013974994, 3356624990, 4027949988, 5034937485, 6713249980, 10069874970, 20139749940]

約数ペア:

[(1, 20139749940), (2, 10069874970), (3, 6713249980), (4, 5034937485), (5, 4027949988), (6, 3356624990), (10, 2013974994), (12, 1678312495), (15, 1342649996), (20, 1006987497), (30, 671324998), (60, 335662499), (223, 90312780), (446, 45156390), (463, 43498380), (669, 30104260), (892, 22578195), (926, 21749190), (1115, 18062556), (1338, 15052130), (1389, 14499460), (1852, 10874595), (2230, 9031278), (2315, 8699676), (2676, 7526065), (2778, 7249730), (3251, 6194940), (3345, 6020852), (4460, 4515639), (4630, 4349838), (5556, 3624865), (6502, 3097470), (6690, 3010426), (6945, 2899892), (9260, 2174919), (9753, 2064980), (13004, 1548735), (13380, 1505213), (13890, 1449946), (16255, 1238988), (19506, 1032490), (27780, 724973), (32510, 619494), (39012, 516245), (48765, 412996), (65020, 309747), (97530, 206498), (103249, 195060)]