16495220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2072

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 23784460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 1997, 2065, 3994, 4130, 7988, 8260, 9985, 13979, 19970, 27958, 39940, 55916, 69895, 117823, 139790, 235646, 279580, 471292, 589115, 824761, 1178230, 1649522, 2356460, 3299044, 4123805, 8247610, 16495220]

約数ペア:

[(1, 16495220), (2, 8247610), (4, 4123805), (5, 3299044), (7, 2356460), (10, 1649522), (14, 1178230), (20, 824761), (28, 589115), (35, 471292), (59, 279580), (70, 235646), (118, 139790), (140, 117823), (236, 69895), (295, 55916), (413, 39940), (590, 27958), (826, 19970), (1180, 13979), (1652, 9985), (1997, 8260), (2065, 7988), (3994, 4130)]