2013605020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{43717}}^1$

素因数の和:43787

約数の個数: 72

約数和(自身を含む): 5023722816

約数和(自身を除く): 3010117796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 658, 940, 980, 1316, 1645, 2303, 3290, 4606, 6580, 9212, 11515, 23030, 43717, 46060, 87434, 174868, 218585, 306019, 437170, 612038, 874340, 1224076, 1530095, 2054699, 2142133, 3060190, 4109398, 4284266, 6120380, 8218796, 8568532, 10273495, 10710665, 14382893, 20546990, 21421330, 28765786, 41093980, 42842660, 57531572, 71914465, 100680251, 143828930, 201360502, 287657860, 402721004, 503401255, 1006802510, 2013605020]

約数ペア:

[(1, 2013605020), (2, 1006802510), (4, 503401255), (5, 402721004), (7, 287657860), (10, 201360502), (14, 143828930), (20, 100680251), (28, 71914465), (35, 57531572), (47, 42842660), (49, 41093980), (70, 28765786), (94, 21421330), (98, 20546990), (140, 14382893), (188, 10710665), (196, 10273495), (235, 8568532), (245, 8218796), (329, 6120380), (470, 4284266), (490, 4109398), (658, 3060190), (940, 2142133), (980, 2054699), (1316, 1530095), (1645, 1224076), (2303, 874340), (3290, 612038), (4606, 437170), (6580, 306019), (9212, 218585), (11515, 174868), (23030, 87434), (43717, 46060)]