40724220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 121363200

約数和(自身を除く): 80638980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 139, 190, 228, 257, 278, 285, 380, 417, 514, 556, 570, 695, 771, 834, 1028, 1140, 1285, 1390, 1542, 1668, 2085, 2570, 2641, 2780, 3084, 3855, 4170, 4883, 5140, 5282, 7710, 7923, 8340, 9766, 10564, 13205, 14649, 15420, 15846, 19532, 24415, 26410, 29298, 31692, 35723, 39615, 48830, 52820, 58596, 71446, 73245, 79230, 97660, 107169, 142892, 146490, 158460, 178615, 214338, 292980, 357230, 428676, 535845, 678737, 714460, 1071690, 1357474, 2036211, 2143380, 2714948, 3393685, 4072422, 6787370, 8144844, 10181055, 13574740, 20362110, 40724220]

約数ペア:

[(1, 40724220), (2, 20362110), (3, 13574740), (4, 10181055), (5, 8144844), (6, 6787370), (10, 4072422), (12, 3393685), (15, 2714948), (19, 2143380), (20, 2036211), (30, 1357474), (38, 1071690), (57, 714460), (60, 678737), (76, 535845), (95, 428676), (114, 357230), (139, 292980), (190, 214338), (228, 178615), (257, 158460), (278, 146490), (285, 142892), (380, 107169), (417, 97660), (514, 79230), (556, 73245), (570, 71446), (695, 58596), (771, 52820), (834, 48830), (1028, 39615), (1140, 35723), (1285, 31692), (1390, 29298), (1542, 26410), (1668, 24415), (2085, 19532), (2570, 15846), (2641, 15420), (2780, 14649), (3084, 13205), (3855, 10564), (4170, 9766), (4883, 8340), (5140, 7923), (5282, 7710)]