1620903984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{253901}}^1$

素因数の和:253938

約数の個数: 80

約数和(自身を含む): 5037415680

約数和(自身を除く): 3416511696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 253901, 507802, 761703, 1015604, 1523406, 1777307, 2031208, 3046812, 3554614, 4062416, 4824119, 5331921, 6093624, 7109228, 9648238, 10663842, 12187248, 14218456, 14472357, 19296476, 21327684, 28436912, 28944714, 33768833, 38592952, 42655368, 57889428, 67537666, 77185904, 85310736, 101306499, 115778856, 135075332, 202612998, 231557712, 270150664, 405225996, 540301328, 810451992, 1620903984]

約数ペア:

[(1, 1620903984), (2, 810451992), (3, 540301328), (4, 405225996), (6, 270150664), (7, 231557712), (8, 202612998), (12, 135075332), (14, 115778856), (16, 101306499), (19, 85310736), (21, 77185904), (24, 67537666), (28, 57889428), (38, 42655368), (42, 38592952), (48, 33768833), (56, 28944714), (57, 28436912), (76, 21327684), (84, 19296476), (112, 14472357), (114, 14218456), (133, 12187248), (152, 10663842), (168, 9648238), (228, 7109228), (266, 6093624), (304, 5331921), (336, 4824119), (399, 4062416), (456, 3554614), (532, 3046812), (798, 2031208), (912, 1777307), (1064, 1523406), (1596, 1015604), (2128, 761703), (3192, 507802), (6384, 253901)]