40995540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11987}}^1$

素因数の和:12021

約数の個数: 72

約数和(自身を含む): 130908960

約数和(自身を除く): 89913420

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, 11987, 23974, 35961, 47948, 59935, 71922, 107883, 119870, 143844, 179805, 215766, 227753, 239740, 359610, 431532, 455506, 539415, 683259, 719220, 911012, 1078830, 1138765, 1366518, 2049777, 2157660, 2277530, 2733036, 3416295, 4099554, 4555060, 6832590, 8199108, 10248885, 13665180, 20497770, 40995540]

約数ペア:

[(1, 40995540), (2, 20497770), (3, 13665180), (4, 10248885), (5, 8199108), (6, 6832590), (9, 4555060), (10, 4099554), (12, 3416295), (15, 2733036), (18, 2277530), (19, 2157660), (20, 2049777), (30, 1366518), (36, 1138765), (38, 1078830), (45, 911012), (57, 719220), (60, 683259), (76, 539415), (90, 455506), (95, 431532), (114, 359610), (171, 239740), (180, 227753), (190, 215766), (228, 179805), (285, 143844), (342, 119870), (380, 107883), (570, 71922), (684, 59935), (855, 47948), (1140, 35961), (1710, 23974), (3420, 11987)]