20174578340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{17749}}^1$

素因数の和:18141

約数の個数: 96

約数和(自身を含む): 50670144000

約数和(自身を除く): 30495565660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 353, 460, 644, 706, 805, 1412, 1610, 1765, 2471, 3220, 3530, 4942, 7060, 8119, 9884, 12355, 16238, 17749, 24710, 32476, 35498, 40595, 49420, 56833, 70996, 81190, 88745, 113666, 124243, 162380, 177490, 227332, 248486, 284165, 354980, 408227, 496972, 568330, 621215, 816454, 1136660, 1242430, 1632908, 2041135, 2484860, 2857589, 4082270, 5715178, 6265397, 8164540, 11430356, 12530794, 14287945, 25061588, 28575890, 31326985, 43857779, 57151780, 62653970, 87715558, 125307940, 144104131, 175431116, 219288895, 288208262, 438577790, 576416524, 720520655, 877155580, 1008728917, 1441041310, 2017457834, 2882082620, 4034915668, 5043644585, 10087289170, 20174578340]

約数ペア:

[(1, 20174578340), (2, 10087289170), (4, 5043644585), (5, 4034915668), (7, 2882082620), (10, 2017457834), (14, 1441041310), (20, 1008728917), (23, 877155580), (28, 720520655), (35, 576416524), (46, 438577790), (70, 288208262), (92, 219288895), (115, 175431116), (140, 144104131), (161, 125307940), (230, 87715558), (322, 62653970), (353, 57151780), (460, 43857779), (644, 31326985), (706, 28575890), (805, 25061588), (1412, 14287945), (1610, 12530794), (1765, 11430356), (2471, 8164540), (3220, 6265397), (3530, 5715178), (4942, 4082270), (7060, 2857589), (8119, 2484860), (9884, 2041135), (12355, 1632908), (16238, 1242430), (17749, 1136660), (24710, 816454), (32476, 621215), (35498, 568330), (40595, 496972), (49420, 408227), (56833, 354980), (70996, 284165), (81190, 248486), (88745, 227332), (113666, 177490), (124243, 162380)]