1000207040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4421}}^1$

素因数の和:4546

約数の個数: 112

約数和(自身を含む): 2749564224

約数和(自身を除く): 1749357184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 140, 160, 202, 224, 280, 320, 404, 448, 505, 560, 707, 808, 1010, 1120, 1414, 1616, 2020, 2240, 2828, 3232, 3535, 4040, 4421, 5656, 6464, 7070, 8080, 8842, 11312, 14140, 16160, 17684, 22105, 22624, 28280, 30947, 32320, 35368, 44210, 45248, 56560, 61894, 70736, 88420, 113120, 123788, 141472, 154735, 176840, 226240, 247576, 282944, 309470, 353680, 446521, 495152, 618940, 707360, 893042, 990304, 1237880, 1414720, 1786084, 1980608, 2232605, 2475760, 3125647, 3572168, 4465210, 4951520, 6251294, 7144336, 8930420, 9903040, 12502588, 14288672, 15628235, 17860840, 25005176, 28577344, 31256470, 35721680, 50010352, 62512940, 71443360, 100020704, 125025880, 142886720, 200041408, 250051760, 500103520, 1000207040]

約数ペア:

[(1, 1000207040), (2, 500103520), (4, 250051760), (5, 200041408), (7, 142886720), (8, 125025880), (10, 100020704), (14, 71443360), (16, 62512940), (20, 50010352), (28, 35721680), (32, 31256470), (35, 28577344), (40, 25005176), (56, 17860840), (64, 15628235), (70, 14288672), (80, 12502588), (101, 9903040), (112, 8930420), (140, 7144336), (160, 6251294), (202, 4951520), (224, 4465210), (280, 3572168), (320, 3125647), (404, 2475760), (448, 2232605), (505, 1980608), (560, 1786084), (707, 1414720), (808, 1237880), (1010, 990304), (1120, 893042), (1414, 707360), (1616, 618940), (2020, 495152), (2240, 446521), (2828, 353680), (3232, 309470), (3535, 282944), (4040, 247576), (4421, 226240), (5656, 176840), (6464, 154735), (7070, 141472), (8080, 123788), (8842, 113120), (11312, 88420), (14140, 70736), (16160, 61894), (17684, 56560), (22105, 45248), (22624, 44210), (28280, 35368), (30947, 32320)]