2020890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 5225472

約数和(自身を除く): 3204582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 41, 53, 62, 82, 93, 106, 123, 155, 159, 186, 205, 246, 265, 310, 318, 410, 465, 530, 615, 795, 930, 1230, 1271, 1590, 1643, 2173, 2542, 3286, 3813, 4346, 4929, 6355, 6519, 7626, 8215, 9858, 10865, 12710, 13038, 16430, 19065, 21730, 24645, 32595, 38130, 49290, 65190, 67363, 134726, 202089, 336815, 404178, 673630, 1010445, 2020890]

約数ペア:

[(1, 2020890), (2, 1010445), (3, 673630), (5, 404178), (6, 336815), (10, 202089), (15, 134726), (30, 67363), (31, 65190), (41, 49290), (53, 38130), (62, 32595), (82, 24645), (93, 21730), (106, 19065), (123, 16430), (155, 13038), (159, 12710), (186, 10865), (205, 9858), (246, 8215), (265, 7626), (310, 6519), (318, 6355), (410, 4929), (465, 4346), (530, 3813), (615, 3286), (795, 2542), (930, 2173), (1230, 1643), (1271, 1590)]