39561040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1580

約数の個数: 80

約数和(自身を含む): 102582720

約数和(自身を除く): 63021680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1531, 1615, 2584, 3062, 3230, 5168, 6124, 6460, 7655, 12248, 12920, 15310, 24496, 25840, 26027, 29089, 30620, 52054, 58178, 61240, 104108, 116356, 122480, 130135, 145445, 208216, 232712, 260270, 290890, 416432, 465424, 494513, 520540, 581780, 989026, 1041080, 1163560, 1978052, 2082160, 2327120, 2472565, 3956104, 4945130, 7912208, 9890260, 19780520, 39561040]

約数ペア:

[(1, 39561040), (2, 19780520), (4, 9890260), (5, 7912208), (8, 4945130), (10, 3956104), (16, 2472565), (17, 2327120), (19, 2082160), (20, 1978052), (34, 1163560), (38, 1041080), (40, 989026), (68, 581780), (76, 520540), (80, 494513), (85, 465424), (95, 416432), (136, 290890), (152, 260270), (170, 232712), (190, 208216), (272, 145445), (304, 130135), (323, 122480), (340, 116356), (380, 104108), (646, 61240), (680, 58178), (760, 52054), (1292, 30620), (1360, 29089), (1520, 26027), (1531, 25840), (1615, 24496), (2584, 15310), (3062, 12920), (3230, 12248), (5168, 7655), (6124, 6460)]