20201490070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{29989}}^1$

素因数の和:30121

約数の個数: 64

約数和(自身を含む): 39177976320

約数和(自身を除く): 18976486250

約数列:

[1, 2, 5, 10, 31, 41, 53, 62, 82, 106, 155, 205, 265, 310, 410, 530, 1271, 1643, 2173, 2542, 3286, 4346, 6355, 8215, 10865, 12710, 16430, 21730, 29989, 59978, 67363, 134726, 149945, 299890, 336815, 673630, 929659, 1229549, 1589417, 1859318, 2459098, 3178834, 4648295, 6147745, 7947085, 9296590, 12295490, 15894170, 38116019, 49271927, 65166097, 76232038, 98543854, 130332194, 190580095, 246359635, 325830485, 381160190, 492719270, 651660970, 2020149007, 4040298014, 10100745035, 20201490070]

約数ペア:

[(1, 20201490070), (2, 10100745035), (5, 4040298014), (10, 2020149007), (31, 651660970), (41, 492719270), (53, 381160190), (62, 325830485), (82, 246359635), (106, 190580095), (155, 130332194), (205, 98543854), (265, 76232038), (310, 65166097), (410, 49271927), (530, 38116019), (1271, 15894170), (1643, 12295490), (2173, 9296590), (2542, 7947085), (3286, 6147745), (4346, 4648295), (6355, 3178834), (8215, 2459098), (10865, 1859318), (12710, 1589417), (16430, 1229549), (21730, 929659), (29989, 673630), (59978, 336815), (67363, 299890), (134726, 149945)]