19762260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 63823872

約数和(自身を除く): 44061612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 223, 420, 422, 446, 633, 669, 844, 892, 1055, 1115, 1266, 1338, 1477, 1561, 2110, 2230, 2532, 2676, 2954, 3122, 3165, 3345, 4220, 4431, 4460, 4683, 5908, 6244, 6330, 6690, 7385, 7805, 8862, 9366, 12660, 13380, 14770, 15610, 17724, 18732, 22155, 23415, 29540, 31220, 44310, 46830, 47053, 88620, 93660, 94106, 141159, 188212, 235265, 282318, 329371, 470530, 564636, 658742, 705795, 941060, 988113, 1317484, 1411590, 1646855, 1976226, 2823180, 3293710, 3952452, 4940565, 6587420, 9881130, 19762260]

約数ペア:

[(1, 19762260), (2, 9881130), (3, 6587420), (4, 4940565), (5, 3952452), (6, 3293710), (7, 2823180), (10, 1976226), (12, 1646855), (14, 1411590), (15, 1317484), (20, 988113), (21, 941060), (28, 705795), (30, 658742), (35, 564636), (42, 470530), (60, 329371), (70, 282318), (84, 235265), (105, 188212), (140, 141159), (210, 94106), (211, 93660), (223, 88620), (420, 47053), (422, 46830), (446, 44310), (633, 31220), (669, 29540), (844, 23415), (892, 22155), (1055, 18732), (1115, 17724), (1266, 15610), (1338, 14770), (1477, 13380), (1561, 12660), (2110, 9366), (2230, 8862), (2532, 7805), (2676, 7385), (2954, 6690), (3122, 6330), (3165, 6244), (3345, 5908), (4220, 4683), (4431, 4460)]