20265210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1693}}^1$

素因数の和:1732

約数の個数: 96

約数和(自身を含む): 63423360

約数和(自身を除く): 43158150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1693, 1710, 1995, 2394, 3386, 3990, 5079, 5985, 8465, 10158, 11851, 11970, 15237, 16930, 23702, 25395, 30474, 32167, 35553, 50790, 59255, 64334, 71106, 76185, 96501, 106659, 118510, 152370, 160835, 177765, 193002, 213318, 225169, 289503, 321670, 355530, 450338, 482505, 533295, 579006, 675507, 965010, 1066590, 1125845, 1351014, 1447515, 2026521, 2251690, 2895030, 3377535, 4053042, 6755070, 10132605, 20265210]

約数ペア:

[(1, 20265210), (2, 10132605), (3, 6755070), (5, 4053042), (6, 3377535), (7, 2895030), (9, 2251690), (10, 2026521), (14, 1447515), (15, 1351014), (18, 1125845), (19, 1066590), (21, 965010), (30, 675507), (35, 579006), (38, 533295), (42, 482505), (45, 450338), (57, 355530), (63, 321670), (70, 289503), (90, 225169), (95, 213318), (105, 193002), (114, 177765), (126, 160835), (133, 152370), (171, 118510), (190, 106659), (210, 96501), (266, 76185), (285, 71106), (315, 64334), (342, 59255), (399, 50790), (570, 35553), (630, 32167), (665, 30474), (798, 25395), (855, 23702), (1197, 16930), (1330, 15237), (1693, 11970), (1710, 11851), (1995, 10158), (2394, 8465), (3386, 5985), (3990, 5079)]