20078165460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{541}}^1\times {\mathrm{1409}}^1$

素因数の和:2401

約数の個数: 96

約数和(自身を含む): 56491142400

約数和(自身を除く): 36412976940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 541, 878, 1082, 1317, 1409, 1623, 1756, 2164, 2195, 2634, 2705, 2818, 3246, 4227, 4390, 5268, 5410, 5636, 6492, 6585, 7045, 8115, 8454, 8780, 10820, 13170, 14090, 16230, 16908, 21135, 26340, 28180, 32460, 42270, 84540, 237499, 474998, 618551, 712497, 762269, 949996, 1187495, 1237102, 1424994, 1524538, 1855653, 2286807, 2374990, 2474204, 2849988, 3049076, 3092755, 3562485, 3711306, 3811345, 4573614, 4749980, 6185510, 7124970, 7422612, 7622690, 9147228, 9278265, 11434035, 12371020, 14249940, 15245380, 18556530, 22868070, 37113060, 45736140, 334636091, 669272182, 1003908273, 1338544364, 1673180455, 2007816546, 3346360910, 4015633092, 5019541365, 6692721820, 10039082730, 20078165460]

約数ペア:

[(1, 20078165460), (2, 10039082730), (3, 6692721820), (4, 5019541365), (5, 4015633092), (6, 3346360910), (10, 2007816546), (12, 1673180455), (15, 1338544364), (20, 1003908273), (30, 669272182), (60, 334636091), (439, 45736140), (541, 37113060), (878, 22868070), (1082, 18556530), (1317, 15245380), (1409, 14249940), (1623, 12371020), (1756, 11434035), (2164, 9278265), (2195, 9147228), (2634, 7622690), (2705, 7422612), (2818, 7124970), (3246, 6185510), (4227, 4749980), (4390, 4573614), (5268, 3811345), (5410, 3711306), (5636, 3562485), (6492, 3092755), (6585, 3049076), (7045, 2849988), (8115, 2474204), (8454, 2374990), (8780, 2286807), (10820, 1855653), (13170, 1524538), (14090, 1424994), (16230, 1237102), (16908, 1187495), (21135, 949996), (26340, 762269), (28180, 712497), (32460, 618551), (42270, 474998), (84540, 237499)]