1008889740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{294997}}^1$

素因数の和:295031

約数の個数: 72

約数和(自身を含む): 3221378160

約数和(自身を除く): 2212488420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 294997, 589994, 884991, 1179988, 1474985, 1769982, 2654973, 2949970, 3539964, 4424955, 5309946, 5604943, 5899940, 8849910, 10619892, 11209886, 13274865, 16814829, 17699820, 22419772, 26549730, 28024715, 33629658, 50444487, 53099460, 56049430, 67259316, 84074145, 100888974, 112098860, 168148290, 201777948, 252222435, 336296580, 504444870, 1008889740]

約数ペア:

[(1, 1008889740), (2, 504444870), (3, 336296580), (4, 252222435), (5, 201777948), (6, 168148290), (9, 112098860), (10, 100888974), (12, 84074145), (15, 67259316), (18, 56049430), (19, 53099460), (20, 50444487), (30, 33629658), (36, 28024715), (38, 26549730), (45, 22419772), (57, 17699820), (60, 16814829), (76, 13274865), (90, 11209886), (95, 10619892), (114, 8849910), (171, 5899940), (180, 5604943), (190, 5309946), (228, 4424955), (285, 3539964), (342, 2949970), (380, 2654973), (570, 1769982), (684, 1474985), (855, 1179988), (1140, 884991), (1710, 589994), (3420, 294997)]