40720020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 125798400

約数和(自身を除く): 85078380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 103, 110, 132, 165, 206, 220, 309, 330, 412, 515, 599, 618, 660, 1030, 1133, 1198, 1236, 1545, 1797, 2060, 2266, 2396, 2995, 3090, 3399, 3594, 4532, 5665, 5990, 6180, 6589, 6798, 7188, 8985, 11330, 11980, 13178, 13596, 16995, 17970, 19767, 22660, 26356, 32945, 33990, 35940, 39534, 61697, 65890, 67980, 79068, 98835, 123394, 131780, 185091, 197670, 246788, 308485, 370182, 395340, 616970, 678667, 740364, 925455, 1233940, 1357334, 1850910, 2036001, 2714668, 3393335, 3701820, 4072002, 6786670, 8144004, 10180005, 13573340, 20360010, 40720020]

約数ペア:

[(1, 40720020), (2, 20360010), (3, 13573340), (4, 10180005), (5, 8144004), (6, 6786670), (10, 4072002), (11, 3701820), (12, 3393335), (15, 2714668), (20, 2036001), (22, 1850910), (30, 1357334), (33, 1233940), (44, 925455), (55, 740364), (60, 678667), (66, 616970), (103, 395340), (110, 370182), (132, 308485), (165, 246788), (206, 197670), (220, 185091), (309, 131780), (330, 123394), (412, 98835), (515, 79068), (599, 67980), (618, 65890), (660, 61697), (1030, 39534), (1133, 35940), (1198, 33990), (1236, 32945), (1545, 26356), (1797, 22660), (2060, 19767), (2266, 17970), (2396, 16995), (2995, 13596), (3090, 13178), (3399, 11980), (3594, 11330), (4532, 8985), (5665, 7188), (5990, 6798), (6180, 6589)]